Ronstan Series 75 Top Blocks for RF72900 Twinspeed System Lewmar Size 1 NTR Track System Genoa Cars B - 9/32 in

B - 9/32 in

Catamaran’s hulls rest on two cross tubes covered with vinyl rubrails outside the wheels

100% LIFA®

Cut-Out Width Y1 (in) - 13 11/16

Working Load - 7720 lb

Ronstan Series 75 Top Blocks for RF72900 Twinspeed System Lewmar Size 1 NTR Track System Genoa Cars B - 9/32 inProduct Description Ronstan Series 75 Top Blocks for RF72900 Twinspeed System Features Coarse and and fine tuning purchase system Unrivaled 18: 1 holding power Dual sided On Off switch Low friction ball bearing system Lightweight Cheek cut outs for easy bearing maintenance Sheave 3 + 2 in. Max. Rope 3 8 in. Max. Cable in Pin in. M. W. L. 2430 lb. B. L. 5070 lb. Weight 20. 3 oz. Product Information Two speed mainsheet systems allow both coarse and fine