Ronstan RF40300 Series 40 Triple Ball Bearing Block with Swivel Head

Description

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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