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Ronstan 20 mm Series 20 Ball Bearing Block

  • Single Block with Becket and Lashing Head
  • Safe Working Load: 550 lbs
  • Maximum Line Size: 1/4"
  • Item #: 
    615283
    Brand: 
    Ronstan
    Model #: 

    RF25109

    Packaged Weight: 
    0.05 Lbs.
    List Price: 
    $15.28
    $12.99
    615283 Ronstan Ronstan 20 mm Series 20 Ball Bearing Block RF25109

    The Ronstan Series 20 Ball Bearing Orbit Block with Becket Option * and Lashing Head boasts the highest strength-to-weight ratio available. This is achieved through all-composite reinforced polymer materials and multiple attachment options. Their precision design provides the optimum number of ball bearings for minimum friction while weight reduction is achieved through the use of fiber-reinforced composites in the block head, cleat arms and beckets.

    *NOTE: To use the "Becket Option" add a line and splice or a Dyneema Link.

    Features:

    • Lightweight
    • Highest working load in its class
    • Secure, versatile and secure attachment
    • Suits up to 5/32" (4 mm) lashing
    • Ultra low profile thru-sheave becket
    • Low friction 2-stage ball bearing system provides consistent performance over the full working load range
    • Applications:
    • Mainsheet systems and spinnaker sheets on dinghies to 5m (16ft)
    • Halyard, vang and backstay applications on boats to 5m (16ft)
    • Control line applications on larger yachts

    Specifications:

    • Safe working load: 550 lb (250 kg)
    • Breaking load: 1210 lb (550 kg)
    • Weight: 0.3 oz (9 g)
    • Sheave diameter: 3/4" (20 mm)
    • Maximum line size: 1/4" (6 mm)
    • Materials
      • Sheave: High compression strength carbon black Acetal
      • Ball Bearings: High compression strength Acetal
      • Frame/Cheeks: Toughened, glass fiber reinforced Nylon
      • Link: UV stabilized, multi-strand impregnated SK75 Dyneema®
    Ronstan 20 mm Series 20 Ball Bearing Block
    12.99
    Status:  null Backordered
    Note: This item will ship when available.

    The Ronstan Series 20 Ball Bearing Orbit Block with Becket Option * and Lashing Head boasts the highest strength-to-weight ratio available. This is achieved through all-composite reinforced polymer materials and multiple attachment options. Their precision design provides the optimum number of ball bearings for minimum friction while weight reduction is achieved through the use of fiber-reinforced composites in the block head, cleat arms and beckets.

    *NOTE: To use the "Becket Option" add a line and splice or a Dyneema Link.

    Features:

    • Lightweight
    • Highest working load in its class
    • Secure, versatile and secure attachment
    • Suits up to 5/32" (4 mm) lashing
    • Ultra low profile thru-sheave becket
    • Low friction 2-stage ball bearing system provides consistent performance over the full working load range
    • Applications:
    • Mainsheet systems and spinnaker sheets on dinghies to 5m (16ft)
    • Halyard, vang and backstay applications on boats to 5m (16ft)
    • Control line applications on larger yachts

    Specifications:

    • Safe working load: 550 lb (250 kg)
    • Breaking load: 1210 lb (550 kg)
    • Weight: 0.3 oz (9 g)
    • Sheave diameter: 3/4" (20 mm)
    • Maximum line size: 1/4" (6 mm)
    • Materials
      • Sheave: High compression strength carbon black Acetal
      • Ball Bearings: High compression strength Acetal
      • Frame/Cheeks: Toughened, glass fiber reinforced Nylon
      • Link: UV stabilized, multi-strand impregnated SK75 Dyneema®

    Wichard Forged Shackle Key
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    Item #: 608710DRLQUA
  • Applications: Sails, Hulls, Rigging, Deck Hardware and Anything that Moves
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  • Will Not Attract Dirt or Contaminants, Container: Quart
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