Ronstan Series 40 Ball Bearing Block - Single - Stand Up RF40140
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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. Captive Lock™ universal head can be fixed in either of two planes, or free to swivel as required.
Features:
- Low friction Acetal or Torlon® bearing system
- Lightweight
- Cheek cut-outs for easy bearing maintenance
- Captive Lockâ„¢ universal head
- High static and dynamic load capacity
Applications:
- Mainsheet
- Halyard
- Vang
- Spinnaker control lines on off-the-beach catamarans, one design classes and sportsboats up to 8M(26')
Materials:
- U.V. Stabilized Acetal sheaves
- Acetal ball bearings
- Impact and U.V. resistant, fiber reinforced Nylon cheeks
- Grade 316 stainless steel load strap and head fitting
Specifications:
Sheave Ø: 40mm(1-9/16")
Max. Rope Ø: 10mm(7/16")
M.W.L.: 350kg(770lbs)
B. L.: 800kg(1,7600lbs)
Weight: 71g(2.5oz)
We ship all in-store (FL) stock orders the same day if placed before 3 PM EST, Monday through Friday. Orders placed after this time will ship the next business day. Orders fulfilled from other warehouses or manufacturers may not ship the same day. If an item is out of stock, we will notify you promptly.