Ronstan Series 40 Ball Bearing Block - Double - Swivel Head – Marine Boat Replacement Part is organized for lighting & visibility shoppers who need a clear, professional marine parts buying experience.

Series 40 Ball Bearing Block - Double - 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)

Fitment & Product Details

• Brand / Manufacturer: Ronstan

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