US$ 29.98
Nose-less design removes pressure from soft tissue
rear cassettes and derailleurs to clean your entire drivetrain within seconds
Reflective Accents
CHAFING-FREE TRI PERFORMANCE
CeramicSpeed BB90 Bottom Bracket - SRAM GXP, Black Standard Bearing Bike Brand_Ventum Nose-less design removes pressure fromTrek developed their own bb standard to optimize their frame designs. BB90 has a 90. 5mm shell width and 37mm inner diameter and is designed so that the bearings of external cups can hide within the frame. The CeramicSpeed kit comes as two bearings, which are then pressed into the frame. Those two bearings consist of either CeramicSpeed Standard or Coated Bearings. Both feature super smooth, super round CeramicSpeed balls rotating in hardened steel
US$ 29.98
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