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Ronstan Series 40 Single Ball
Bearing Stand-Up Block w/ Swivel Top


RF40140
Description:
Ronstan Series 40 Ball Bearing Block, Single sheave Stand Up Block


Features:
  • Low friction Acetal or Torlon® bearing system
  • Lightweight
  • Cheek cut-outs for easy bearing maintenance


  • Applications:
  • Mainsheet
  • Halyard/
  • Vang/li>
  • Spinnaker control lines on off-the-beach catamarans, one design classes and sportsboats up to 8m (26ft)





  • Ronstan Series 40 Single Ball Bearing Stand-Up Block w/ Swivel Top
    #HRF40140 List Price $42.29Only $35.95