Ball Bearing Blocks

Narrow Series


  • Low friction Torlon® ball bearing system
  • Lightweight
  • Cheek cut-outs for easy bearing maintenance
Sheave Ø30 mm
Max. Rope Ø5 mm
Max. Cable Ø- mm
Pin Ø- mm
M.W.L.150 kg
B. L.700 kg
Weight22 g

Product Information

Alloy sheaves running on Torlon® ball bearings provide high performance & low friction.


  • Primary lead blocks on dinghies and catamarans
  • Control lines on larger yachts
  • Dinghy spinnaker halyards


  • Acetal® ball bearings
  • Alloy sheave
  • Grade 316 stainless steel load strap and head fitting