Series 40 Orbit Single Block with Becket
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RONSTANSeries 40 Orbit Single Block with Becket


In stock online.
Model # 11075355 | Mfg # RF45110UPC # 9316800440429


Series 40 Orbit Single Block with Becket

Name Value
Becket Becket
Diameter 5/16 Inch or 8 mm
Direction Any
Integral Cleat No Integral Cleat
Mount Type Swivel Shackle
Ratchet Non Ratcheting
Safe Working Load 715 Pounds
Sheave Diameter 1 9/16 Inches or 40 mm
Type Single
Weight 1.3 Ounces

Product Overview

Series 40 Ball Bearing Blocks are suitable for sheet applications on dinghies, sportboats and small one-design keelboats, and for control lines on larger boats. They feature a precision two-stage bearing system for better durability, lighter weight and low-friction performance. Models with swivels feature stainless steel shackles. 

  • Sheave: Carbon fiber reinforced, PTFE impregnated engineered nylon
  • Ball bearings: High-compression-strength carbon black acetal; Stage 2 bearing: Glass-fiber-reinforced MoS2 impregnated engineered nylon
  • Cheek material/finish: Toughened glass-fiber-reinforced nylon


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