57 mm Triple Block — Swivel Gifts Ideas and you don’t need to

and you don’t need to recut your sail

more efficient version of the winch it replaces

Unloaded main and jib sheets run out freely during mark roundings

Shackle pin Ø (in)13/32 in

Breaking load (kg)735 kg

57 mm Triple Block — Swivel Gifts Ideas and you don’t need toPart No. 2604 Sheave (mm)57 mm Sheave (in)2 1 4 in Maximum line (mm)10 mm Maximum line (in)3 8 in Maximum working load (kg)1080 kg Maximum working load (lb)2380 lb 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.