Ronstan Series 20 Single Upright Lead Block SCHAEFER HALYARD RESTRAINERS Schaefer 9" X 3/4" Strap

Schaefer 9" X 3/4" Strap Tang

Schaefer Aluminum Fiddle Block w/ Cam & Becket

Self aligning until fastened

External security pocket

Schaefer Single Aluminum Block w/Swivel Shackle

Ronstan Series 20 Single Upright Lead Block SCHAEFER HALYARD RESTRAINERS Schaefer 9" X 3/4" StrapProduct Description Ronstan Series 20 Single Upright Lead Block Features Sheave 3 4 in. Max. Rope 1 4 in. Max. Cable in Fastener 5 32 in. M. W. L. 550 lb. B. L. 1210 lb. Weight 0. 6 oz. Product Information Lead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers. Precision molded Acetal sheaves running on stainless steel or Torlon ball bearings provide high performance & low friction.