Harken 57 mm Cruising ESP Block
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Harken 57 mm Cruising ESP Block
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Harken 57 mm Cruising ESP Block

  • Single Block with Swivel and Becket
  • Maximum Working Load: 2205 lbs
  • Maximum Line Size: 5/8"
  • Item #: 
    Model #: 
    Shipping Weight: 
    0.55 Lbs.
    List Price: 
    Clearance Price:
    Status:      In Stock

    Made in the USA


    Sales of all Clearance items are final.
    Please feel free to contact us if you need more information about an item prior to your purchase: clearance@defender.com

    57mm Cruising ESP Block - Single with Swivel and Becket


    • Sheaves feature sheave bearings to handle high static loads
    • Idea for halyards or limited purchase systems on cruising boats
    • Use cruising ESP swivel and fiddle blocks in winch-driven purchases of 4:1 or less
    • Designed for use with:
      • Mainsheet systems
      • Vangs
      • Cruising boats for 35 ft to 45 ft


    • Maximum Working Load: 2205 lb (1000 kg)
    • Breaking load: 4409 lb (2000 kg)
    • Weight: 9.0oz (255g)
    • Sheave diameter: 2-1/4" (57 mm)
    • Maximum line size: 5/8" (16 mm)

    Note:  DO NOT use Harken Equipment for Human suspension.

    WARNING: This product MAY expose you to chemicals, which are known to the State of California to cause cancer, birth defects and/or other reproductive harm. For more information go to www.p65warnings.ca.gov

    Wichard Forged Shackle Key
    Item #: 607644
  • Accepts Up To 1/2" Shackles
  • Includes Bottle Opener
  •  Include

    Model #:
    Harken Midrange ESP Stand-up Base
    Item #: 601191
  • Base Diameter: 2-7/8", Pin Diameter: 5/16"
  • Maximum Working Load 3500 Lbs
  • Save Money - Rebuild Instead Of Replace
  •  Include


    Model #:

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