Ronstan Series 30 Single Loop Top Block w/ Clevis Pin TopLow friction, 2-stage ball bearing system
High static and dynamic load capacity
Cheek cut-outs for easy bearing maintenance
Oversize Torlon® balls minimize friction
Sheave Ų - 1 3/16 in.
Max. Rope Ų - 3/16 in.
Max. Cable Ų - in
Pin Ų - 7/32 in.
M.W.L. - 360 lb.
B. L. - 1490 lb.
Weight - 1.3 oz.
Precision molded Acetal sheaves running on Acetal or Torlon® ball bearings provide high performance & low friction. The 2-stage ball bearing system provides consistent performance over the full load range.
Primary lead blocks on dinghies and catamarans
Control lines on larger yachts
Dinghy spinnaker halyards
Torlon® ball bearings
Grade 316 stainless steel load strap and head fitting