Ronstan CW70616 Series 40 Double Ball Bearing Block Swivel Head
by Ronstan

Price:  $64.62
MFG Part:  CW70616
UPC:  9316800557363
Condition:  New

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Ronstan Series 40 Double Ball Bearing Block - Swivel Head

This double ball bearing block features a swivel head design, allowing for full 360° rotation and maximum versatility in a variety of applications. With a low friction Acetal or Torlon® bearing system, this block ensures smooth operation and exceptional performance.

Applications:

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


$6462

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Specifications

  • Low friction Acetal or Torlon® bearing system
  • Lightweight design for easy handling
  • Cheek cut-outs facilitate easy bearing maintenance
  • Swivel shackle head for full 360° rotation

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 Jonathan Fitz

Wow

March 20, 2026

Works excellent. No more problems. You must buy this manufacturers product, not aftermarket.


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