
Harken 57mm Carbo Block with Swivel
Low-friction Carbo AirBlocks® are lightweight, strong, reliable and affordable. Companions to the popular Harken® Black Magic® line, these small, compact blocks have very high working loads for safe, easy trimming.
Blocks feature Cam-Lock or U-Lock locking systems to lock the shackle in front or side positions, or swivel to keep line from twisting.
Sheave Ø: 57 mm
Length: 110 mm
Weight: 87 g
Shackle pin Ø: 5 mm
Maximum line Ø: 10 mm
Maximum working load: 359 kg
Breaking load: 1079 kg
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