Ronstan Series 20 Ball Bearing Block - Single - Cheek

Series 20 Ball Bearing Block - Single - Cheek

Features:

• Low friction
  
• High static and dynamic load capacity
  
• Lightweight
  
• Double through-bolt mounting for maximum load capacity
  
• Precision molded Acetal sheaves running on stainless steel or Torlon® ball bearings provide high performance & low friction

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: 14g(0.5oz)

"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-55134
MPN: RF20151
UPC: 9316800255603