RF55171 Ronstan Series 55 BB Ball Bearing Orbit Block - Upright Lead

$49.84
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SKU:
MMCW88830
UPC:
9316800373499
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Description

Ronstan Series 55 BB Ball Bearing Orbit Block - Upright Lead

Manufacturer's Part Number: RF55171

Series 55 BB Ball Bearing Orbit Block - Upright Lead

Applications:

  • Mainsheet systems on dinghies, sports boats and small keelboats to 9m (30ft)
  • Halyard, Vang and Backstay application on boats to 8m (26ft)
  • Control line applications on larger yachts

Features:

  • Ultra Lightweight
  • Low friction 2-stage Orbital ball bearing system
  • Highest working load in its class
  • Low profile and compact
  • High performance cleating

Specifications:

  • Sheave: 2-5/32"
  • Max Rope: 3/8"
  • MWL: 1100lb
  • BL: 2200lb
  • Weight: 3.2oz

Materials:

  • Ball bearings - High compression strength carbon black Acetal
  • Stage 2 bearing - Carbon fibre reinforced, PTFE impregnated Nylon
  • Frame/Cheeks - Toughened, glass fibre reinforced Nylon
  • Rope Link: UV stabilized, multi-strand impregnated SK75 Dyneema®
  • Sheave: Carbon fibre reinforced, PTFE impregnated Nylon
  • Ball Bearings: High compression strength carbon black Acetal
  • Stage 2 Bearing: Carbon fibre reinforced, PTFE impregnated Nylon

Disclaimer: Descriptions and pictures are provided by the manufacturer and may be used for multiple variations or parts.

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