CeramicSpeed 61903 Standard Bearing - (6903)

$104.82 Regular price $115.99
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An upgrade option for cartridge wheel bearings that offer extremely low friction, improved power transfer, and a service life that far exceeds traditional steel bearings.

  • Grade 3 Silicon Nitride balls
  • Hardened races
  • Reinforced polyamide cage and non-contact seals
  • Hand built in Denmark
  • High resistance to poor lubrication
  • Intended for: Road, TT, Tri, Track, Cross, and MTB
  • MPN: 101274
  • UPC: 5711050000609
  • Bearing I.D. (mm)17mm
    Bearing O.D. (mm)30mm
    Manufacturer Number61903
    SKU: BB9903

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