Harken 57mm Quad Block Swivel, Center Becket [HSB380] WiseEye Convenient roll-up design for compact

Convenient roll-up design for compact storage until needed

All of Digital's antennas are made in the USA

Lexan cover protects electrohydraulic unit from occasional wash down and translucent reservoir allows fluid check at a glance

Bearing Count: 6+1

Maximum depth of 3

Harken 57mm Quad Block Swivel, Center Becket [HSB380] WiseEye Convenient roll-up design for compact57mm Quad Block Swivel, Center Becket Low friction Carbo Air blocks are lightweight, strong, reliableand affordable. Companions to our popular Harken Big Boat blocks, these small, compact blocks have very high working loads for safe, easy trimming. Features: Sheave (mm) 57 mm Sheave (in) 2 1 4 in Maximum line (mm) 10 mm Maximum line (in) 7 16 in Maximum working load (kg) 1080 kg Maximum working load (lb) 2380 lb