RF40310 - Ronstan Series 40 Ball Bearing Block - Triple - Becket | Aztek Computers
29+Years
SKU: RGA7V0B06Y |  Mfg. Part: RF40310  | UPC: 9316800557387  |  0 Reviews  |     Share

RF40310 - Ronstan Series 40 Ball Bearing Block - Triple - Becket - Swivel Head

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Condition: New

$101.17 
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Product Overview

Series 40 Ball Bearing Block - Triple - Becket - Swivel Head

Features:

  • Low friction Acetal or Torlon® bearing system
  • Lightweight
  • Cheek cut-outs for easy bearing maintenance
  • Features a swivel shackle head for full 360° rotation

Sheaves running on Acetal or Torlon® ball bearings provide high performance & low friction. The 2-stage ball bearing system provides consistent performance over the full load range.

Applications:

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

Product Details

  • Manufacturer:
  • Model Number:
  • UPC:
  • Condition:
  • Weight:
  • Dimensions:
  • Updated:
  • Added:
  • Ronstan
  • RF40310
  • 9316800557387
  • New
  • 0.4 lbs
  • 5 X 5 X 5
  • Aug 13, 2026
  • Apr 04, 2026
Product Identifiers: Brand: Ronstan • Part #: RF40310 • UPC: 9316800557387 • Category: Lifting Pulleys & Sheaves

RF40310 - Ronstan Series 40 Ball Bearing Block - Triple - Becket - Swivel Head

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Reviews for Ronstan RF40310

$101.17