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Series 80 Orbit Block, Single Lashing


Model # 10597698 | Mfg # RF89109A
Ships directly from the vendor

Due to their direct attachment capability, Ronstan Lashing Blocks are extremely versatile. They can accept multiple lashing lines at the head and the hollow hub can be utilised as a becket take-off. Unlike others on the market, these hollow hubs feature large radii to minimize rope fatigue.


  • The highest strength-to-weight ratio
  • Minimal friction loss, especially when working at high loads
  • Totally reliable and trouble free performance
  • Simplicity of design and construction to facilitate maintenance and servicing
  • Elegant, functional styling and finish


  • Fully machined Alloy cheek plates
  • Alloy sheaves with captive ball races
  • Torlon® needle rollers
  • Acetal guide rollers
  • Carbon black Acetal ball bearings—Series 60 and 80

Series 80 Orbit Block, Single Lashing

Becket No Becket
Diameter 9/16 Inch or 14 mm
Direction Any
Integral Cleat No Integral Cleat
Mount Type Rope/Webbing
Ratchet Non Ratcheting
Safe Working Load 6834 Pounds
Sheave Diameter 3 1/8 Inches or 79 mm
Type Single
Weight 10.9 Ounces

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