![Ronstan Series 40 Ball Bearing Block - Triple - Swivel Head [RF40300]](http://myboatingsupply.com/cdn/shop/files/70618XL.jpg?v=1745358579&width=1500)
Ronstan Series 40 Ball Bearing Block - Triple - Swivel Head [RF40300]
Ronstan Series 40 Ball Bearing Block - Triple - Swivel Head [RF40300] is backordered and will ship as soon as it is back in stock.
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Ronstan Series 40 Ball Bearing Block - Triple - Swivel Head [RF40300]
Series 40 Ball Bearing Block - Triple - 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)
Materials:
- Acetal ball bearings
- UV stabilised Acetal sheave
- Grade 316 stainless steel load strap and head fitting
- Impact and UV resistant, fiber reinforced Nylon cheeks
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![Ronstan Series 40 Ball Bearing Block - Triple - Swivel Head [RF40300]](http://myboatingsupply.com/cdn/shop/files/70618XL.jpg?v=1745358579&width=1200)
