Ronstan Series 20 Single Pivoting Lead Block180 degree pivoting sheave
Sheave Ų - 3/4 in.
Max. Rope Ų - 1/4 in.
Max. Cable Ų - in
Fastener Ų - 5/32 in.
M.W.L. - 550 lb.
B. L. - 1210 lb.
Weight - 1.1 oz.
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.
Pivoting version suits controls that need to be trimmed from either side of the boat.
Grade 316 stainless steel ball bearings
UV stabilized Acetal sheave
Grade 316 stainless steel load housing