Ronstan Series 50 Ball Bearing Block - Single Loop Top [RF50101]

Series 50 Ball Bearing Block - Single Loop TopSheaves 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.Features: Low friction, 2-stage ball bearing system High static and dynamic load capacity Lightweight Cheek cut-outs for easy bearing maintenance Specifications: Max. Rope diameter (in): 1/2" M.W.L. (lb): 1100lbs Sheave diameter (in): 2" B.L. (lb): 3310lbs Weight (oz): 3.4oz Materials: Acetal ball bearings UV-stabilized acetal sheave Grade 316 stainless steel load strap and head fitting Impact and UV-resistant, fiber-reinforced nylon cheeks