Harken 100mm ESP Foot Block

Harken 100mm ESP Foot Block

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.

Sheave dia. (in) - 4

Length (in) - 5 11/16

Weight (oz) - 22.6

Max. line dia. (in) - 3/4

Max. working load (lb) - 7500

Breaking load (lb) - 15000

Fasteners (RH) (in) - 1/2

A (in) - 11/16

B (in) - 3 1/32

D (in) - 1 1/16

E (in) - 4 1/8

F (in) - 5 11/16

If double stacked upper block is two-thirds of listed SWL and breaking strength.