Harken 57mm Aluminium 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 handle high static loads and are ideal for halyards or limited purchase systems on cruising boats.

Specifications-

Sheave Ø (mm): 57

Length (mm): 99

Weight (g): 153

Maximum line Ø (mm): 16

Maximum working load (kg): 1000

Breaking load (kg): 2000

Fasteners (mm): 8 FH

A (mm): 13

B (mm): 55

D (mm): 14

E (mm): 57

F (mm): 96

Footnote: If double stacked, upper block/organizer is two-thirds of listed MWL and breaking load.