BBB
BBB BHP-21 Extender fork column extension 28.6/25.4 mm
Fork stem extender, lower part outer diameter 25.4 mm, upper part outer diameter 28.6 mm, compatible with both ahead and threaded headset, includes ahead cap.
BBB BHP-20 Extender fork steerer tube extender 25.4/22.2 mm
Fork column extender, outer diameter of the lower part 22.2 mm, outer diameter of the upper part 25.4 mm, compatible with both ahead and threaded headset…