Item #880002

Ronstan Series 40 Block - RF41510

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Description

The Ronstan Series 40 Fiddle Block (RF41510) is made from precision moulded Acetal sheaves running on Acetal or Torlon® ball bearings to provide high performance and low friction. The 2-stage ball bearing system provides consistent performance over the full load range and the captive Lock™ universal head can be fixed in either of two planes, or free to swivel as required.

Features:

  • Low friction, 2-stage ball bearing system
  • High static and dynamic load capacity
  • Lightweight
  • Cheek cut-outs for easy bearing maintenance
  • Captive Lock™ universal head
  • Slotted pin shackle eliminates fouled lines

Applications:

  • Mainsheet
  • Halyard
  • Vang
  • Spinnaker control lines on off-the-beach catamarans, one design classes and sportsboats up to 8m (26ft)
  • Typically used in direct 4:1 purchase systems such as mainsheets and boom vangs
  • On larger boats they are used for fine-tune mainsheet tackles, outhauls, cunninghams, backstays, genoa lead pullers and traveller controls

Specifications:

  • Safe working load: 880 lb (400 kg)
  • Breaking load: 2200 lb (1000 kg)
  • Weight: 3.5 oz (98 g)
  • Sheave diameter: 1-9/16" & 15/16" (40 mm & 24 mm)
  • Maximum line size: 5/16" (8 mm)
  • Materials:
    • U.V. stabilized Acetal sheaves
    • Grade 316 stainless steel bearing race
    • Grade 316 stainless steel load strap and head fitting
    • Impact and UV resistant, fiber reinforced Nylon cheeks

Part Numbers for Ronstan Series 40 Block - RF41510

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