CeramicSpeed BB90 Bottom Bracket - SRAM GXP, Black Standard Bearing Bike Brand_Ventum Reflective Accents

Reflective Accents

Note: This light is not being distributed within the German market

CHAFING-FREE TRI PERFORMANCE

Thru Axle Adapter: Sold separately for 142x12mm and 148x12mm bikes

CeramicSpeed BB90 Bottom Bracket - SRAM GXP, Black Standard Bearing Bike Brand_Ventum Reflective AccentsTrek 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