Sheave: 75 mm (2 15/16 in)
Length: 157 mm (6 3/16 in)
Weight: 238 g (8.4 oz)
Shackle Pin: 5 mm (3/16 in)
Maximum Line: 10 mm (3/8 in)
Maximum Working Load: 359 kg (792 lb)
Breaking Load: 1080 Kg (2380 lb)

Low-friction Carbo Air blocks are lightweight, strong, reliablend affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming.