Harken 57mm Carbo Block - Single / Swivel / Becket

Sheave: 57 mm (2 1/4 in)
Length: 132 mm (5 3/16 in)
Weight: 96 g (3.4 oz)
Shackle Pin: 5 mm (3/16 in)
Maximum Line: 10 mm (3/8 in)
Maximum Working Load: 359 kg (792 lb)
Breaking Load: 1079 Kg (2380 lb)