C-Bear Ceramic Bearings Bearing Set for Bottom Bracket Trek BB90 Shimano - Race - bbl-trek-shi-r
C-Bear Ceramic bearing set for Trek BB90 Shimano bottom bracket on Shimano Hollowtech II, Rotor 3D, Agilis, Rex 3 and Race Face X-Type cranks with 24 mm spindle diameter. Race version. The race bearings offer minimum rolling resistance for dry road conditions.
C-Bear Ceramic Bearings is a Belgian bearing specialist for ceramic ball bearings with excellent running properties and durability. All bottom brackets work without additional spacers and washers.