Harken 57mm Cruising ESP Sheave

Harken 40mm Cruising ESP Sheave Self-contained sheaves are designed for sailors to use in custom applications. Use Cruising ESP sheaves to handle high static loads from halyards and reef lines...

Harken 75mm Cruising ESP Sheave Self-contained sheaves are designed for sailors to use in custom applications. Use Cruising ESP sheaves to handle high static loads from halyards and reef lines...

NoneSheave ∅ (mm)57mmLength (mm)252mmWeight (g)595gMaximum line ∅ (mm)16mmMaximum working load (kg)2721kgMaximum working load/sheave (kg)1134kgBreaking load (kg)

Harken 57mm Delrin Sheave Self-contained sheaves are designed for sailors to use in custom applications. 2760 sheaves are Delrin® acetal resin with Delrin® ball bearings. They are scored for...

Stand-up bases allow a wide variety of blocks to beheld upright, swivel freely, or pivot so lines have a fair lead under load. Use the 1634 stand-up base with Midrange blocksand 57 mm or 75 mm...