Harken recommends equipping every system with Carbo lead blocks for safe furling from the cockpit. This 57mm ratchet block maintains tension when spooling so the unit can furl smoothly and easily, and features a ball and socket base to align blocks for smooth leads aft. One block is included in Harken's Stanchion-Mount Lead Block Kit 7404. Can be used in conjuction with 40mm Stanchion-Mount Block 7401 and 29mm Outboard Stanchion-Mount Block 7403. Fits 25mm (1') stanchions.
Specifications for 57mm Carbo Block - Stanchion-mount, ratchet
|Sheave Ø (mm)||57|