Ronstan Series 40 AP Block, Single Upright Lead Wichard Clevis Adapters it's this induced stress that

it's this induced stress that leads to early failures on most vertically moulded joints

Our 76-45 is manufactured from formed Stainless Steel with high strength welded eyes and long stems for secure insertion into sail grommets

Safety knife

Pin Hole: 7/16" (12mm)

Ronstan Series 40 AP Block, Single Upright Lead Wichard Clevis Adapters it's this induced stress thatProduct Description Ronstan Series 40 AP Block, Single Upright Lead Product Information Lead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers. Ideal for high load applications. Wear resistant sheave material, in lightweight, self lubricating polymer, is suitable for use with rope or wire Specifications Sheave 1 9 16 in. Max. Rope 3 8 in. Max. Cable 5 32 in. Fastener 3 16 in. M. W. L. 880 lb.