Harken Swivel Carbo Block - 29mm Heat Shrink Tubing Their patented internal circuitry provides

Their patented internal circuitry provides consistent brightness and makes them immune to life-shortening voltage fluctuations

UL listed for fuel or water

Barrels are designed to tightly grip the wire with the least effort

2 different actuator styles available

Length Closed:

Harken Swivel Carbo Block - 29mm Heat Shrink Tubing Their patented internal circuitry providesHarken 29 mm Block Swivel Low 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. Sheave (mm)29 mm Sheave (in)1 1 8 in Maximum line (mm)8 mm Maximum line (in)5 16 in Maximum working load (kg)150 kg Maximum working load (lb)330 lb