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Ball Bearing RF20151
Series 20 Ball Bearing Cheek Block Single sheave cheek block, suits 2 x 4mm (5/32") fasteners.
FEATURES Low friction.
High static and dynamic load capacity.
Lightweight.
Double through-bolt mounting for maximum load capacity.
Specifications Product Specifications Max. Rope diameter (in) 1/4 M.W.L. (lb) 550 Sheave diameter (in) 3/4 B.L. (lb) 1210 Weight (oz) 0.5 Fastener Ø (in) 5/32
Product Information Precision moulded Acetal sheaves running on stainless steel or Torlon® ball bearings provide high performance & low friction.
Technical Information Applications
Dinghy control lines and vangs.
Cunninghams.
Traveller controls.
Materials
BB sheaves: UV stabilised acetal.
Ball bearings: Stainless steel.
Load straps, head fittings: Grade 316 stainless steel.
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Ball Bearing
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Ball Bearing 
