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CeramicSpeed 6901 Coated Bearing (61901) BB9909

$163.00
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Product Description

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.
  • Intended for: Road, TT, Tri, Track, Cross, and MTB
  • Coated races increase bearing service life by increasing hardness of race and reducing corrosion
  • CeramicSpeed products with coated bearings include a 6-year warranty
  • Grade 3 Silicon Nitride balls
  • Hardened races
  • Reinforced polyamide cage and non-contact seals
  • Hand built in Denmark
  • High resistance to poor lubrication