readed design = easy install and removal. 2 models available for 24mm Shimano and 22/24mm GXP cranks - compatible WITHOUT adapters. Fits 68-73mm width shells.


  • No need for adapters
  • Installs using standard BB tools
  • Works with BB shell widths from 68-73mm
  • Made in USA from aluminum for superior function and durability
  • Threaded design eliminates creaking.



  • Weight: 153g
  • Made in the USA
  • Choose from Black or Red anodized machined aluminum cups
  • Enduro ABEC 3 sealed bearings
  • Dual silicone seal keeps the contamination out for longer life
  • Will accept current 24mm (Shimano, FSA, Etc.) cranks
  • No adapters needed
Grade 10 Chromium Steel Balls:
High precision balls are within 10/1,000,000″ round, twice as round as the industry standard, at its highest level.
52100 High Carbon Chromium Alloy Races:
Vacuum de-gassed process for the purest chromium alloy steel, hardened to R-62, extremely tough and very durable. Polished to a mirror finish for ABEC-3 precision and noiseless movement.

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