57 mm Quad Block Swivel

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 (mm)57mmLength (mm)121 mmWeight (g)340 gShackle pin (mm)6 mmMaximum line (mm)10mmMaximum working load (kg)1080kgBreaking load (kg)2270kg

DO NOTuse Harken equipment for human suspension unless product is specifically certified and labeled for such use.