Harken 57mm 5-Sheave Block - w/Swivel AUTOPILOTS Provides controlled release and minimizes

Provides controlled release and minimizes line wear

boating and at the water's edge

Weight (g): 38 g

The formula is environmentally friendly

the stiffer fibers take over

Harken 57mm 5-Sheave Block - w/Swivel AUTOPILOTS Provides controlled release and minimizesLow friction Carbo Air blocks are lightweight, strong, reliableand affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming. Specifications Sheave (mm): 57 mm Sheave (in): 2 1 4 in Length (mm): 121 mm Length (in): 4 3 4 in Weight (g): 448 g Weight (oz): 15. 8 oz Shackle pin (mm): 6 mm Shackle pin (in): 1 4 in Maximum line (mm): 10 mm Maximum line (in): 3 8 in