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...

Harken 57mm 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)40mmLength (mm)179mmWeight (g)284gMaximum line ∅ (mm)12mmMaximum working load (kg)1361kgMaximum working load/sheave (kg)567kgBreaking load (kg)2

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...

Harken 40mm Aluminium Teardrop ESP Footblock Cruising ESP blocks complement our existing blocks in looks and function, but are simpler in design and construction. Sheaves feature sleeve bearings to...

Harken 40mm Composite Organizer - 3 Sheave Harken deck organizers lead halyards and control lines aft, allowing crew to sail from the security of the cockpit. The injection-molded composite top...

Harken 40mm Composite Organiser - 2 Sheave Harken deck organisers lead halyards and control lines aft, allowing crew to sail from the security of the cockpit. The injection-moulded composite top...

Harken 40mm Aluminium Mast Collar ESP Block Cruising ESP blocks complement our existing blocks in looks and function, but are simpler in design and construction. Sheaves feature sleeve bearings to...

Harken 40mm Composite Organizer - 5 Sheave Harken deck organizers lead halyards and control lines aft, allowing crew to sail from the security of the cockpit. The injection-molded composite top...