Harken 40mm Quad Block Sail Again They are ideal for sailboards

They are ideal for sailboards

The Carbo Ratchamatic® is a load-sensing ratchet block that rolls freely in both directions under low loads and automatically engages the ratchet as loads increase

Maximum working load (kg)317 kg

Maximum working load (kg)91 kg

Contoured fit to provide support and ventilation combined with comfort

Harken 40mm Quad Block Sail Again They are ideal for sailboardsPart No. 2654 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)40 mm Sheave (in)1 9 16 in Length (mm)94 mm Length (in)3 11 16 in Weight (g)170 g Weight (oz)6 oz Shackle pin (mm)5 mm Shackle pin (in)3 16 in Maximum line (mm)10 mm Maximum line (in)3 8 in Maximum working load