Build your ultimate home track bike with this SRAM GXP bottom bracket. This bottom bracket is a threaded, external cup unit and includes left and right bottom bracket bearing cup set for use on some of the most sought-after cranks, such as SRAM Omniums and Miche Primato Advanced. .
Features
Works on Aventon Cordoba and Mataro frames
Latest GutterSeal technology improves sealing while reducing drag.
Includes left and right cups, plastic center seal/space shell with o-rings and BB spacers