Sheave: 57 mm (2 1/4 in)
Length: 114 mm (4 1/2 in)
Weight: 241 g (8.5 oz)
Maximum Line: 12 mm (7/16 in)
Maximum Working Load: 454 kg (1000 lb)
Breaking Load: 1361 kg (3000 lb)

The 2.25 in (57 mm) blocks are compact and lightweight, with fast trim and release under high or low loads. Perfect for dinghies, scows, beachcats and iceboats, as well as small offshore racers and cruisers.