Harken 57mm Narrow Mast Collar Block w/ 8mm Clevis

Harken 57mm Narrow Mast Collar Block w/ 8mm Clevis

Description - 57mm Narrow Mast Collar block

Sheave dia. (in) - 2 1/4

Length (in) - 3 1/2

Weight (oz) - 3.5

Clevis pin dia. (in) - 5/16

Max. line dia. (in) - 3/8

Max. working load (lb) - 1650

Breaking load (lb) - 3300