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Ronstan 20mm Ball Bearing Block,Double In-Line RF20281
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Precision moulded Acetal sheaves running on stainless steel or Torlon® ball bearings provide high performance & low friction.

  • Low friction
  • High static and dynamic load capacity
  • Lightweight
  • Stainless Steel ball bearings
  • UV stabilised Acetal sheave
  • Grade 316 Stainless Steel load strap and head fitting
  • Impact and UV resistant, fibre reinforced Nylon cheeks
Sheave Ø20 mm
Max. Rope Ø6 mm
Max. Cable Ø- mm
Pin Ø- mm
M.W.L.250 kg
B. L.550 kg
Weight28 g

  • Dinghy control lines
  • Dinghy vangs
  • Cunninghams
  • Traveller controls
  • Dinghy barber haulers
  • Spinnaker pole launching systems
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