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57 mm Block — Swivel
Sheave Ø (mm)57 mm
Maximum line Ø (mm)10 mm
Maximum working load (kg)359 kg
Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming.
Sheave Ø (mm)57 mm
Length (mm)110 mm
Weight (g)87 g
Shackle pin Ø (mm)5 mm
Maximum line Ø (mm)10 mm
Maximum working load (kg)359 kg
Breaking load (kg)1079 kg
DO NOT use Harken equipment for human suspension unless product is specifically certified and labeled for such use.
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