null Marine Triple Blocks | Defender Marine
Defender Home Page
Phone: 800-628-8225 Fax: 800-654-1616 Int'l.: 860-701-3400 Email: Contact Us
Follow us on Facebook
Shipping Info
Defender Home Page
Your Cart
null
null
null View Cart View Shopping Cart
null Check My Order(s)
null Track My Package(s)
Metric/Inch
Conversion Chart
Categories
Shopping Areas
Information
Boats & Motors
null Defender Seal null
 
615660 Lewmar 30 mm Synchro Control Triple Block icon Lewmar 29901323BK Features:
• Lightweight with unprecedented load bearing capability
• Ultimate efficiency and weight advantage
• Metal replacement technology
43.69
615649 Lewmar 40 mm Synchro Control Triple Block icon Lewmar 29901423BK Features:
• Lightweight with unprecedented load bearing capability
• Ultimate efficiency and weight advantage
• Metal replacement technology
70.29
615333OB Lewmar 50 mm HTX Triple Block icon Lewmar 29195003 Features:
•Years of design and manufacturing experience, combined with collaboration with boat builders, designers and sailors, has resulted in the Lewmar HTX Hardware Range
69.99
615333 Lewmar 50 mm HTX Triple Block icon Lewmar 29195003 Features:
•Years of design and manufacturing experience, combined with collaboration with boat builders, designers and sailors, has resulted in the Lewmar HTX Hardware Range
105.44
615606 Lewmar 50 mm Synchro Triple Block icon Lewmar 29925003BK Features:
• Synchronized movement from rope to sail
• Scientifically optimized block geometry
• Revolutionary free-spin bearing and self-aligning head
47.49
615345 Lewmar 60 mm HTX Triple Block icon Lewmar 29196003 Features:
•Years of design and manufacturing experience, combined with collaboration with boat builders, designers and sailors, has resulted in the Lewmar HTX Hardware Range
124.44
615616 Lewmar 60 mm Synchro Triple Block icon Lewmar 29926003BK Features:
• Sychronized movement from rope to sail
• Scientifically optimized block geometry
• Revolutionary free-spin bearing and self-aligning head
65.54
615628 Lewmar 72 mm Synchro Triple Block icon Lewmar 29927203BK Features:
• Sychronized movement from rope to sail
• Scientifically optimized block geometry
• Revolutionary free-spin bearing and self-aligning
100.69
615638 Lewmar 90 mm Synchro Triple Block icon Lewmar 29929003BK Specifications:
• Safe working load: 4400 lb (2000 kg)
• Weight: 48.89oz (1389g)
• Maximum line size: 9/16" (14 mm)
216.59
615277 Ronstan 30 mm Series 30 Orbit Triple Block icon Ronstan RF35302 Ronstan Series 30 Ball Bearing - Triple Block
Features:
Lightweight Highest working load in its class Secure, versatile and secure attachment Low profile and compact Ultra low profile
45.95
614288 Ronstan 20 mm Series 20 Triple Block icon Ronstan RF20302 Features:
•Low friction
•High static and dynamic load capacity
•Lightweight
•Two way head can be fixed at 0 or 90 degrees
•Stainless steel
37.95
608870 Ronstan Series 15 Ball Bearing Utility Block icon Ronstan RF15302 Features:
•Ronstan Series 15 blocks utilize stainless steel cheeks and precision molded Acetal sheave running on stainless steel ball bearings
•Provides high performance
29.95
608872 Ronstan Series 15 Ball Bearing Utility Block icon Ronstan RF15711 Features:
•Ronstan Series 15 blocks utilize stainless steel cheeks and precision molded Acetal sheave running on stainless steel ball bearings
•Provides high performance
27.95
608871 Ronstan Series 15 Ball Bearing Utility Block icon Ronstan RF15312 Features:
•Ronstan Series 15 blocks utilize stainless steel cheeks and precision molded Acetal sheave running on stainless steel ball bearings
•Provides high performance
32.95
613538 Ronstan Series 40 Block icon Ronstan RF41300 Triple Block, Universal Head
All purpose (AP) blocks are a great all around solution. Self-lubricating Acetal polymer sheaves running on polished stainless steel races perform equally well with
68.95
602509 Ronstan 50 mm Series 50 Triple Block icon Ronstan RF51300 Triple, Universal Head
All purpose (AP) blocks are a great all around solution. Self-lubricating Acetal polymer sheaves running on polished stainless steel races perform equally well with dynamic
84.95
615585 Harken 45 mm Aluminum Element Block icon Harken 6240 Features:
• Harken Element™ Blocks introduce side plates that combine forged aluminum and compound curves for strength
•Element's design pairs the minimum amount of
98.99
608982 Harken 60 mm Aluminum Element Block icon Harken 6272 Features:
•Side plates combine forged aluminum and compound curves for strength
•Design pairs the minimum amount of metal required to protect sheave with a proven journal
129.99
604862 Harken 22 mm Micro Triple Block icon Harken 228 Micro Blocks - Triple
Features:
•Compact and lightweight
•Ideal for sailboards, smaller dinghies and lightly loaded control lines on boats of all sizes
40.99
614631 Harken 29 mm Carbo Air Block Triple Block icon Harken 344 Features:
•The Harken 29 mm Carbo Air Block Triple Block with Swivel has a patented switch which locks shackle in front or side positions, or lets block swivel to keep line from
53.99
614033 Harken 40 mm Carbo Air Block Triple Block icon Harken 2640
40mm Carbo Air Block - Triple with Swivel
Features:
•L ightweight, strong and affordable
•Safe and easy trimming
•Blocks are 30% lighter with a
109.99
614047 Harken 57 mm Carbo Air Block Triple Block icon Harken 2604 57mm Carbo Air Block - Triple with Swivel
Features:
•Lightweight, strong and affordable
•Safe and easy trimming
•Blocks are 30% lighter with a
130.99
605066 Harken 76 mm Midrange Triple Block icon Harken 1546 Midrange Blocks - Triple
Features:
•Robust construction, ideal for handling high loads on medium and large offshore boats
•Fast trim and release under any load
337.99
604769 Harken 38 mm Big Bullet Triple Block icon Harken 129 Big Bullet Block - Triple
Features:
•Compact and lightweight
•Fast trim and release under high or low loads
•Blocks adapt to almost all control line
99.99
604738 Harken 29 mm Bullet Block - Triple icon Harken 086 Features:
•The Harken 29 mm Triple Bullet Block is compact and lightweight
•Fast trim and release under high or low loads
•Blocks adapt to almost all control line
56.99
602979 Schaefer Series 5 Triple Block icon Schaefer 505-90 Schaefer 5 Series Blocks are strong, smooth and reliable. They are perfect for medium sized cruising and racing yachts and in combination with larger series blocks on bigger yachts.
132.47
603205 Schaefer 7 Series Triple Block icon Schaefer 706-94 Schaefer Series 7 Blocks offer medium sized cruising and racing yachts a winning combination of strength and performance. The robust yet lightweight construction produces an exceptionally strong
173.87
603163 Schaefer 7 Series Triple Block icon Schaefer 704-94 Schaefer Series 7 Blocks offer medium sized cruising and racing yachts a winning combination of strength and performance. The robust yet lightweight construction produces an exceptionally strong
145.35
603001 Schaefer Series 50 Triple Block icon Schaefer 506-90 Schaefer 5 Series Blocks are strong, smooth and reliable. They are perfect for medium sized cruising and racing yachts and in combination with larger series blocks on bigger yachts.
156.39
603185 Schaefer 7 Series Triple Block icon Schaefer 705-94 Schaefer Series 7 Blocks offer medium sized cruising and racing yachts a winning combination of strength and performance. The robust yet lightweight construction produces an exceptionally strong
165.59
608771 Selden 60 mm Plain Bearing Block icon Selden 406-001-07 Selden Plain Bearing Blocks are typically used for heavy and static loads in halyard tuning,mainsheet systems and boom vangs Features:
•Stainless Steel straps for increased
84.63
null
 null Sort by Brand   null Sort By Title   Description   null Sort By Price
null
 
Lewmar
  • Lewmar 30 mm Synchro Control Triple Block Lewmar 30 mm Synchro Control Triple Block
    Lewmar 30 mm Synchro Control Triple Block
 
Brand:
Lewmar 		  null
Lewmar 30 mm Synchro Control Triple Block
Lewmar 30 mm Synchro Control Triple Block
Item # : 615660

  • Triple Block, Color: Black
  • Safe Working Load: 1100 lbs
  • Maximum Line Size 5/16"
    • Model Number: 29901323BK     		  Features:
    • Lightweight with unprecedented load bearing capability
    • Ultimate efficiency and weight advantage
    • Metal replacement technology
    ... more...     		   
    $43.69
    List Price:
    $68.40
    Reg. Price:
    $46.99
    Sale Price:
    $43.69
    info

    		  
     
    Lewmar
    • Lewmar 40 mm Synchro Control Triple Block Lewmar 40 mm Synchro Control Triple Block
      Lewmar 40 mm Synchro Control Triple Block
     
    Brand:
    Lewmar     		  null
    Lewmar 40 mm Synchro Control Triple Block
    Lewmar 40 mm Synchro Control Triple Block
    Item # : 615649

  • Triple Block with Locking Swivel Head, Color: Black
  • Safe Working Load: 1584 lbs
  • Maximum Line Size: 3/8"
    • Model Number: 29901423BK     		  Features:
    • Lightweight with unprecedented load bearing capability
    • Ultimate efficiency and weight advantage
    • Metal replacement technology
    ... more...     		   
    $70.29
    List Price:
    $110.37
    Reg. Price:
    $75.99
    Sale Price:
    $70.29
    info

    		  
     
    Lewmar
    • Lewmar 50 mm HTX Triple Block Lewmar 50 mm HTX Triple Block
      Lewmar 50 mm HTX Triple Block
     
    Brand:
    Lewmar     		  null
    Lewmar 50 mm HTX Triple Block
    Lewmar 50 mm HTX Triple Block
    Item # : 615333OB

    Open Box Item
  • Triple Block with Locking Swivel Head, Color: Black
  • Safe Working Load: 800 kg (1762 lbs approx)
  • Maximum Line Size: 10 mm (3/8" approx)
    • Model Number: 29195003     		  Features:
    •Years of design and manufacturing experience, combined with collaboration with boat builders, designers and sailors, has resulted in the Lewmar HTX Hardware Range
    ... more...     		   
    $69.99
    List Price:
    $88.16
    Reg. Price:
    $76.99
    Sale Price:
    $69.99
    info

    		  
     
    Lewmar
    • Lewmar 50 mm HTX Triple Block Lewmar 50 mm HTX Triple Block
      Lewmar 50 mm HTX Triple Block
     
    Brand:
    Lewmar     		  null
    Lewmar 50 mm HTX Triple Block
    Lewmar 50 mm HTX Triple Block
    Item # : 615333

  • Triple Block with Locking Swivel Head, Color: Black
  • Safe Working Load: 800 kg (1762 lbs approx)
  • Maximum Line Size: 10 mm (3/8" approx)
    • Model Number: 29195003     		  Features:
    •Years of design and manufacturing experience, combined with collaboration with boat builders, designers and sailors, has resulted in the Lewmar HTX Hardware Range
    ... more...     		   
    $105.44
    List Price:
    $165.40
    Reg. Price:
    $112.99
    Sale Price:
    $105.44
    info

    		  
     
    Lewmar
    • Lewmar 50 mm Synchro Triple Block Lewmar 50 mm Synchro Triple Block
      Lewmar 50 mm Synchro Triple Block
     
    Brand:
    Lewmar     		  null
    Lewmar 50 mm Synchro Triple Block
    Lewmar 50 mm Synchro Triple Block
    Item # : 615606

  • Triple Block with Locking Swivel Head, Color: Black
  • Safe Working Load: 990 lbs
  • Maximum Line Size: 3/8"
    • Model Number: 29925003BK     		  Features:
    • Synchronized movement from rope to sail
    • Scientifically optimized block geometry
    • Revolutionary free-spin bearing and self-aligning head
    ... more...     		   
    $47.49
    List Price:
    $73.18
    Reg. Price:
    $49.99
    Sale Price:
    $47.49
    info

    		  
     
    Lewmar
    • Lewmar 60 mm HTX Triple Block Lewmar 60 mm HTX Triple Block
      Lewmar 60 mm HTX Triple Block
     
    Brand:
    Lewmar     		  null
    Lewmar 60 mm HTX Triple Block
    Lewmar 60 mm HTX Triple Block
    Item # : 615345

  • Triple Block with Locking Swivel Head, Color: Black
  • Safe Working Load: 1100 kg (2422 lbs approx)
  • Maximum Line Size: 12 mm (1/2 ")
    • Model Number: 29196003     		  Features:
    •Years of design and manufacturing experience, combined with collaboration with boat builders, designers and sailors, has resulted in the Lewmar HTX Hardware Range
    ... more...     		   
    $124.44
    List Price:
    $195.08
    Reg. Price:
    $130.99
    Sale Price:
    $124.44
    info

    		  
     
    Lewmar
    • Lewmar 60 mm Synchro Triple Block Lewmar 60 mm Synchro Triple Block
      Lewmar 60 mm Synchro Triple Block
     
    Brand:
    Lewmar     		  null
    Lewmar 60 mm Synchro Triple Block
    Lewmar 60 mm Synchro Triple Block
    Item # : 615616

  • Triple Block with Locking Swivel Head, Color: Black
  • Safe Working Load: 1760 lbs
  • Maximum Line Size: 3/8", Optimal Line Size: 5/16"
    • Model Number: 29926003BK     		  Features:
    • Sychronized movement from rope to sail
    • Scientifically optimized block geometry
    • Revolutionary free-spin bearing and self-aligning head
    ... more...     		   
    $65.54
    List Price:
    $101.89
    Reg. Price:
    $68.99
    Sale Price:
    $65.54
    info

    		  
     
    Lewmar
    • Lewmar 72 mm Synchro Triple Block Lewmar 72 mm Synchro Triple Block
      Lewmar 72 mm Synchro Triple Block
     
    Brand:
    Lewmar     		  null
    Lewmar 72 mm Synchro Triple Block
    Lewmar 72 mm Synchro Triple Block
    Item # : 615628

  • Triple Block with Locking Swivel Head, Color: Black
  • Safe Working Load: 2420 lbs
  • Optimum Line Size: 7/16", Maximum Line Size: 3/8"
    • Model Number: 29927203BK     		  Features:
    • Sychronized movement from rope to sail
    • Scientifically optimized block geometry
    • Revolutionary free-spin bearing and self-aligning... more...     		   
    $100.69
    List Price:
    $157.14
    Reg. Price:
    $105.99
    Sale Price:
    $100.69
    info

    		  
     
    Lewmar
    • Lewmar 90 mm Synchro Triple Block Lewmar 90 mm Synchro Triple Block
      Lewmar 90 mm Synchro Triple Block
     
    Brand:
    Lewmar     		  null
    Lewmar 90 mm Synchro Triple Block
    Lewmar 90 mm Synchro Triple Block
    Item # : 615638

  • Triple Block with Locking Swivel Head, Color: Black
  • Safe Working Load: 4400 lbs
  • Maximum Line Size: 9/16"
    • Model Number: 29929003BK     		  Specifications:
    • Safe working load: 4400 lb (2000 kg)
    • Weight: 48.89oz (1389g)
    • Maximum line size: 9/16" (14 mm)
         		   
    $216.59
    List Price:
    $340.15
    Reg. Price:
    $239.99
    Sale Price:
    $216.59
    info

    		  
     
    Ronstan
    • Ronstan 30 mm Series 30 Orbit Triple Block Ronstan 30 mm Series 30 Orbit Triple Block
      Ronstan 30 mm Series 30 Orbit Triple Block
     
    Brand:
    Ronstan     		  null
    Ronstan 30 mm Series 30 Orbit Triple Block
    Ronstan 30 mm Series 30 Orbit Triple Block
    Item # : 615277

  • Triple Block (Ultra Low Profile Thru-Sheave Becket)
  • Safe Working Load: 990 lbs
  • Maximum Line Size: 5/16"
    • Model Number: RF35302     		  Ronstan Series 30 Ball Bearing - Triple Block
    Features:
    Lightweight Highest working load in its class Secure, versatile and secure attachment Low profile and compact Ultra low profile... more...     		   
    $41.13
    List Price:
    $54.06
     MAP price $45.95

    info

    		  
     
    Ronstan
    • Ronstan 20 mm Series 20 Triple Block Ronstan 20 mm Series 20 Triple Block
      Ronstan 20 mm Series 20 Triple Block
     
    Brand:
    Ronstan     		  null
    Ronstan 20 mm Series 20 Triple Block
    Ronstan 20 mm Series 20 Triple Block
    Item # : 614288

  • Triple Block with 2-Axis Shackle Head
  • Safe Working Load: 880 lbs
  • Maximum Line Size: 1/4"
    • Model Number: RF20302     		  Features:
    •Low friction
    •High static and dynamic load capacity
    •Lightweight
    •Two way head can be fixed at 0 or 90 degrees
    •Stainless steel... more...     		   
    $33.11
    List Price:
    $44.65
     MAP price $37.95

    info

    		  
     
    Ronstan
    • Ronstan Series 15 Ball Bearing Utility Block Ronstan Series 15 Ball Bearing Utility Block
      Ronstan Series 15 Ball Bearing Utility Block
     
    Brand:
    Ronstan     		  null
    Ronstan Series 15 Ball Bearing Utility Block
    Ronstan Series 15 Ball Bearing Utility Block
    Item # : 608870

  • Type: Triple Block, Loop Head, Material: Stainless Steel / Acetal
  • Safe Working Load: 790 lb
  • Maximum Line Size: 3/16"
    • Model Number: RF15302     		  Features:
    •Ronstan Series 15 blocks utilize stainless steel cheeks and precision molded Acetal sheave running on stainless steel ball bearings
    •Provides high performance... more...     		   
    $26.17
    List Price:
    $35.24
     MAP price $29.95

    info

    		  
     
    Ronstan
    • Ronstan Series 15 Ball Bearing Utility Block Ronstan Series 15 Ball Bearing Utility Block
      Ronstan Series 15 Ball Bearing Utility Block
     
    Brand:
    Ronstan     		  null
    Ronstan Series 15 Ball Bearing Utility Block
    Ronstan Series 15 Ball Bearing Utility Block
    Item # : 608872

  • Type: Exit Single Block, Material: Stainless Steel / Acetal
  • Safe Working Load: 260 lb
  • Maximum Line Size: 3/16"
    • Model Number: RF15711     		  Features:
    •Ronstan Series 15 blocks utilize stainless steel cheeks and precision molded Acetal sheave running on stainless steel ball bearings
    •Provides high performance... more...     		   
    $24.43
    List Price:
    $32.88
     MAP price $27.95

    info

    		  
     
    Ronstan
    • Ronstan Series 15 Ball Bearing Utility Block Ronstan Series 15 Ball Bearing Utility Block
      Ronstan Series 15 Ball Bearing Utility Block
     
    Brand:
    Ronstan     		  null
    Ronstan Series 15 Ball Bearing Utility Block
    Ronstan Series 15 Ball Bearing Utility Block
    Item # : 608871

  • Type: Triple Block with Becket, Loop Head, Material: Stainless Steel / Acetal
  • Safe Working Load: 790 lb
  • Maximum Line Size: 3/16"
    • Model Number: RF15312     		  Features:
    •Ronstan Series 15 blocks utilize stainless steel cheeks and precision molded Acetal sheave running on stainless steel ball bearings
    •Provides high performance... more...     		   
    $28.8
    List Price:
    $38.76
     MAP price $32.95

    info

    		  
     
    Ronstan
    • Ronstan Series 40 Block Ronstan Series 40 Block
      Ronstan Series 40 Block
     
    Brand:
    Ronstan     		  null
    Ronstan Series 40 Block
    Ronstan Series 40 Block
    Item # : 613538

  • Triple Block with Universal Head
  • Safe Working Load: 1540 lb
  • Maximum Line Size: 7/16"
    • Model Number: RF41300     		  Triple Block, Universal Head
    All purpose (AP) blocks are a great all around solution. Self-lubricating Acetal polymer sheaves running on polished stainless steel races perform equally well with... more...     		   
    $59.79
    List Price:
    $81.12
     MAP price $68.95

    info

    		  
     
    Ronstan
    • Ronstan 50 mm Series 50 Triple Block Ronstan 50 mm Series 50 Triple Block
      Ronstan 50 mm Series 50 Triple Block
     
    Brand:
    Ronstan     		  null
    Ronstan 50 mm Series 50 Triple Block
    Ronstan 50 mm Series 50 Triple Block
    Item # : 602509

  • Triple Block with Universal Head
  • Safe Working Load: 2650 lbs
  • Maximum Line Size: 1/2"
    • Model Number: RF51300     		  Triple, Universal Head
    All purpose (AP) blocks are a great all around solution. Self-lubricating Acetal polymer sheaves running on polished stainless steel races perform equally well with dynamic... more...     		   
    $73.59
    List Price:
    $99.94
     MAP price $84.95

    info

    		  
     
    Harken
    • Harken 45 mm Aluminum Element Block Harken 45 mm Aluminum Element Block
      Harken 45 mm Aluminum Element Block
     
    Brand:
    Harken     		 
    Harken 45 mm Aluminum Element Block
    Harken 45 mm Aluminum Element Block
    Item # : 615585

  • Type: Triple Block with Swivel
  • Maximum Working Load: 2315 LB
  • Maximum Line Size: 1/2"
    • Model Number: 6240     		  Features:
    • Harken Element™ Blocks introduce side plates that combine forged aluminum and compound curves for strength
    •Element's design pairs the minimum amount of... more...     		   
    $98.99
     
    Our Price:
    $98.99

    info

    		  
     
    Harken
    null
    • Harken 60 mm Aluminum Element Block Harken 60 mm Aluminum Element Block
      Harken 60 mm Aluminum Element Block
     
    Brand:
    Harken     		 
    Harken 60 mm Aluminum Element Block
    Harken 60 mm Aluminum Element Block
    Item # : 608982

  • Type: Triple Block with Swivel
  • Maximum Working Load: 3638 lb
  • Maximum Line Size: 9/16"
    • Model Number: 6272     		  Features:
    •Side plates combine forged aluminum and compound curves for strength
    •Design pairs the minimum amount of metal required to protect sheave with a proven journal... more...     		   
    $129.99
     
    Our Price:
    $129.99

    info

    		  
     
    Harken
    • Harken 22 mm Micro Triple Block Harken 22 mm Micro Triple Block
      Harken 22 mm Micro Triple Block
     
    Brand:
    Harken     		 
    Harken 22 mm Micro Triple Block
    Harken 22 mm Micro Triple Block
    Item # : 604862

  • Triple Block
  • Maximum Working Load: 500 lbs
  • Maximum Line Size: 1/4"
    • Model Number: 228     		  Micro Blocks - Triple
    Features:
    •Compact and lightweight
    •Ideal for sailboards, smaller dinghies and lightly loaded control lines on boats of all sizes
    ... more...     		   
    $40.99
    List Price:
    $46.20
    Our Price:
    $40.99

    info

    		  
     
    Harken
    • Harken 29 mm Carbo Air Block Triple Block Harken 29 mm Carbo Air Block Triple Block
      Harken 29 mm Carbo Air Block Triple Block
     
    Brand:
    Harken     		 
    Harken 29 mm Carbo Air Block Triple Block
    Harken 29 mm Carbo Air Block Triple Block
    Item # : 614631

  • Triple Block with Swivel
  • Maximum Working Load: 990 lbs
  • Maximum Line Size: 5/16"
    • Model Number: 344     		  Features:
    •The Harken 29 mm Carbo Air Block Triple Block with Swivel has a patented switch which locks shackle in front or side positions, or lets block swivel to keep line from... more...     		   
    $53.99
    List Price:
    $61.25
    Our Price:
    $53.99

    info

    		  
     
    Harken
    • Harken 40 mm Carbo Air Block Triple Block Harken 40 mm Carbo Air Block Triple Block
      Harken 40 mm Carbo Air Block Triple Block
     
    Brand:
    Harken     		  null
    Harken 40 mm Carbo Air Block Triple Block
    Harken 40 mm Carbo Air Block Triple Block
    Item # : 614033

  • Triple Block with Swivel
  • Maximum Working Load: 1455 lbs
  • Maximum Line Size: 3/8"
    • Model Number: 2640     		 
    40mm Carbo Air Block - Triple with Swivel
    Features:
    •L ightweight, strong and affordable
    •Safe and easy trimming
    •Blocks are 30% lighter with a... more...     		   
    $98.99
    List Price:
    $124.80
     MAP price $109.99

    info

    		  
     
    Harken
    • Harken 57 mm Carbo Air Block Triple Block Harken 57 mm Carbo Air Block Triple Block
      Harken 57 mm Carbo Air Block Triple Block
     
    Brand:
    Harken     		  null
    Harken 57 mm Carbo Air Block Triple Block
    Harken 57 mm Carbo Air Block Triple Block
    Item # : 614047

  • Triple Block with Swivel
  • Maximum Working Load: 2380 lbs
  • Maximum Line Size: 7/16"
    • Model Number: 2604     		  57mm Carbo Air Block - Triple with Swivel
    Features:
    •Lightweight, strong and affordable
    •Safe and easy trimming
    •Blocks are 30% lighter with a... more...     		   
    $117.89
    List Price:
    $148.35
     MAP price $130.99

    info

    		  
     
    Harken
    • Harken 76 mm Midrange Triple Block Harken 76 mm Midrange Triple Block
      Harken 76 mm Midrange Triple Block
     
    Brand:
    Harken     		  null
    Harken 76 mm Midrange Triple Block
    Harken 76 mm Midrange Triple Block
    Item # : 605066

  • Triple Block
  • Maximum Working Load: 3800 lbs
  • Maximum Line Size: 9/16"
    • Model Number: 1546     		  Midrange Blocks - Triple
    Features:
    •Robust construction, ideal for handling high loads on medium and large offshore boats
    •Fast trim and release under any load
    ... more...     		   
    $304.19
    List Price:
    $383.30
     MAP price $337.99

    info

    		  
     
    Harken
    • Harken 38 mm Big Bullet Triple Block Harken 38 mm Big Bullet Triple Block
      Harken 38 mm Big Bullet Triple Block
     
    Brand:
    Harken     		 
    Harken 38 mm Big Bullet Triple Block
    Harken 38 mm Big Bullet Triple Block
    Item # : 604769

  • Triple Block
  • Maximum Working Load: 750 lbs
  • Maximum Line Size: 3/8"
    • Model Number: 129     		  Big Bullet Block - Triple
    Features:
    •Compact and lightweight
    •Fast trim and release under high or low loads
    •Blocks adapt to almost all control line... more...     		   
    $99.99
    List Price:
    $112.90
    Our Price:
    $99.99

    info

    		  
     
    Harken
    • Harken 29 mm Bullet Block - Triple Harken 29 mm Bullet Block - Triple
      Harken 29 mm Bullet Block - Triple
     
    Brand:
    Harken     		 
    Harken 29 mm Bullet Block - Triple
    Harken 29 mm Bullet Block - Triple
    Item # : 604738

  • Type: Triple Block
  • Maximum Working Load: 600 lbs
  • Maximum Line Size: 5/16"
    • Model Number: 086     		  Features:
    •The Harken 29 mm Triple Bullet Block is compact and lightweight
    •Fast trim and release under high or low loads
    •Blocks adapt to almost all control line... more...     		   
    $56.99
    List Price:
    $64.90
    Our Price:
    $56.99

    info

    		  
     
    Schaefer
    • Schaefer Series 5 Triple Block Schaefer Series 5 Triple Block
      Schaefer Series 5 Triple Block
     
    Brand:
    Schaefer     		  null
    Schaefer Series 5 Triple Block
    Schaefer Series 5 Triple Block
    Item # : 602979

  • Triple Block with Universal Head
  • Maximum Line Size: 7/16", Safe Working Load: 1750 lbs
  • Material: Polished Stainless Steel, Delrin Sheave
    • Model Number: 505-90     		  Schaefer 5 Series Blocks are strong, smooth and reliable. They are perfect for medium sized cruising and racing yachts and in combination with larger series blocks on bigger yachts.... more...    
    $132.47
    List Price:
    $212.35
    Reg. Price:
    $143.99
    Sale Price:
    $132.47
    info

    		  
     
    Schaefer
    • Schaefer 7 Series Triple Block Schaefer 7 Series Triple Block
      Schaefer 7 Series Triple Block
     
    Brand:
    Schaefer     		  null
    Schaefer 7 Series Triple Block
    Schaefer 7 Series Triple Block
    Item # : 603205

  • Triple Block with Ball Bearing Sheaves and Universal Head
  • Maximum Line Size: 1/2", Safe Working Load: 1700 lbs.
  • Material: Aluminum Cheek, Three-Way Head
    • Model Number: 706-94     		  Schaefer Series 7 Blocks offer medium sized cruising and racing yachts a winning combination of strength and performance. The robust yet lightweight construction produces an exceptionally strong... more...    
    $173.87
    List Price:
    $277.65
    Reg. Price:
    $188.99
    Sale Price:
    $173.87
    info

    		  
     
    Schaefer
    • Schaefer 7 Series Triple Block Schaefer 7 Series Triple Block
      Schaefer 7 Series Triple Block
     
    Brand:
    Schaefer     		  null
    Schaefer 7 Series Triple Block
    Schaefer 7 Series Triple Block
    Item # : 603163

  • Triple Block, Delrin Sheaves and Universal Head
  • Maximum Line Size: 1/2", Safe Working Load: 2250 lbs.
  • Material: Aluminum Cheek, Three-Way Head
    • Model Number: 704-94     		  Schaefer Series 7 Blocks offer medium sized cruising and racing yachts a winning combination of strength and performance. The robust yet lightweight construction produces an exceptionally strong... more...    
    $145.35
    List Price:
    $222.45
    Reg. Price:
    $157.99
    Sale Price:
    $145.35
    info

    		  
     
    Schaefer
    • Schaefer Series 50 Triple Block Schaefer Series 50 Triple Block
      Schaefer Series 50 Triple Block
     
    Brand:
    Schaefer     		  null
    Schaefer Series 50 Triple Block
    Schaefer Series 50 Triple Block
    Item # : 603001

  • Triple Ball Bearing Block with Universal Head
  • Maximum Line Size: 7/16", Safe Working Load: 1500 lbs
  • Material: Aluminum Cheek, Delrin Ball Bearing Sheave
    • Model Number: 506-90     		  Schaefer 5 Series Blocks are strong, smooth and reliable. They are perfect for medium sized cruising and racing yachts and in combination with larger series blocks on bigger yachts.... more...    
    $156.39
    List Price:
    $257.75
    Reg. Price:
    $169.99
    Sale Price:
    $156.39
    info

    		  
     
    Schaefer
    • Schaefer 7 Series Triple Block Schaefer 7 Series Triple Block
      Schaefer 7 Series Triple Block
     
    Brand:
    Schaefer     		  null
    Schaefer 7 Series Triple Block
    Schaefer 7 Series Triple Block
    Item # : 603185

  • Triple Block with Delrin Sheaves and Universal Head
  • Maximum Line Size: 1/2", Safe Working Load: 2250 lbs.
  • Material: Stainless Steel Cheek, Three-Way Head
    • Model Number: 705-94     		  Schaefer Series 7 Blocks offer medium sized cruising and racing yachts a winning combination of strength and performance. The robust yet lightweight construction produces an exceptionally strong... more...    
    $165.59
    List Price:
    $251.70
    Reg. Price:
    $179.99
    Sale Price:
    $165.59
    info

    		  
     
    Selden
    • Selden 60 mm Plain Bearing Block Selden 60 mm Plain Bearing Block
      Selden 60 mm Plain Bearing Block
     
    Brand:
    Selden     		  null
    Selden 60 mm Plain Bearing Block
    Selden 60 mm Plain Bearing Block
    Item # : 608771

  • Triple Block, Color: Black
  • Safe Working Load: 1100 kg
  • Maximum Line Size: 14 mm
    • Model Number: 406-001-07     		  Selden Plain Bearing Blocks are typically used for heavy and static loads in halyard tuning,mainsheet systems and boom vangs Features:
    •Stainless Steel straps for increased... more...     		   
    $84.63
    List Price:
    $110.00
    Reg. Price:
    $91.99
    Sale Price:
    $84.63
    info

    		  
     
     

    Free Catalog  |  Contact Us  |  Gift Certificate  |  Directions  |  Recalls  |  Site Map

    Terms Of Sale  |  Security  |  Privacy  |  Custom Rigging  |  Outfitting Desk  |  Connecticut Employment

    © Defender Industries, Inc.,  42 Great Neck Road, Waterford, CT 06385

    THE FINE PRINT: All prices subject to change without notice. Not responsible for typographical errors.
    Any and all products may be withdrawn from sale at any time. Some products featured may be limited quantity.

    This website is optimized for a 1024 x 768 screen resolution.

    Share this page
    Share