Ronstan RF30721 Series 30 Ball Bearing Block - Double Exit with Cover Plate

#9072881
Warranty Badge - 12-Months
Ships Dec 6 - Dec 25
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ONLY $89.99

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Details

Details

High performance and low friction

The Ronstan RF30721 Series 30 Ball Bearing Block features sheaves running on Acetal ball bearings that provide high performance and low friction. The 2-stage ball bearing system provides consistent performance over the full load range.

Ronstan RF30721 Series 30 Ball Bearing Block Features:
  • Exit blocks minimise friction in lines passing through the deck or exiting masts and booms
  • Grade 316 stainless steel load straps
  • Acetal ball bearings
  • UV stabilised Acetal sheave
  • Impact and UV resistant, fibre reinforced Nylon cheeks

Ronstan RF30721 Series 30 Ball Bearing Block Specifications:
  • Sheave diameter: 30 mm
  • Max. Rope diameter: 8 mm
  • M.W.L.: 300 kg
  • B. L.: 750 kg
  • Weight: 60 g

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