Harken Unit 1 MKIV 40mm Carbo Block Stanchion Lead Block AssemblySheave Ø: 1 9/16 in. (40 mm)
Harken® recommends equipping every system with Carbo lead blocks for safe furling from the cockpit. Use the 7401 40 mm block on the bow pulpit as an inboard lead. Both the 7401 and 7402 have ball and socket bases to align blocks for smooth leads aft.
Weight: 3.7 oz. (106 g)
Maximum line Ø: 3/8 in. (10 mm)
Maximum working load: 485 lbs. (220 kg)
Use with: 1" (25 mm) stanchion