Description
Series 20 Ball Bearing Block – Single – Loop Top
Features:
- Low friction
- High static and dynamic load capacity
- Lightweight
- Precision molded Acetal sheaves running on stainless steel or Torlon® ball bearings provide high performance & low friction
- Can be fitted with a shackle in either of two planes to allow correct alignment of the block
Applications:
- Dinghy control lines
- Dinghy Vangs
- Cunninghams
- Traveller controls
Materials:
- U.V. Stabilized Acetal sheaves
- Stainless steel ball bearings
- Grade 316 stainless steel load strap and head fitting
- Impact and UV resistant, fiber reinforced Nylon cheeks
=Specifications:
Sheave Ø:20mm(3/4″)
Max. Rope Ø:6mm(1/4″)
M.W.L.:250kg(550lbs)
B. L.:550kg(1,210lbs)
Weight:16g(0.6oz)
“RonstanRonstan Ball Bearing blocks have been conceived and engineered for the demands of competitive sailing. Used on boats of all sizes for sheet, fine tune and control line applications they utilise a highly efficient, low friction bearing systems for optimum sheeting and trimming performance.”
SKU: NVN-55132
MPN: RF20101
UPC: 9316800255528






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