Ronstan Series 40 Ball Bearing Block - Triple - Swivel Head [RF40300]

$89.74 $105.58
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Delivery and Shipping

Non-Oversized Items

  • Standard (2-8 days) $9.95 to contiguous 48 states
  • 2-Day (2-3 days) $19.95 to contiguous 48 states
  • Overnight (1-2 days) $49.95 to contiguous 48 states

Oversized Items

  • UPS Ground (2-8 days) $95.00 to contiguous 48 states

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