Ridea 6CBB #CN BSA 24 for threaded bottom bracket shells represents the application of the most advanced material ever used in a BB.
Carbon Shell with Ceramic bearings, designed and built for high performance riding.
#CN BSA 24 is compatible with all Brompton bikes equipped with BSA BB shells.
Ridea Bottom Bracket, Carbon-Ceramic
Forged Carbon bottom bracket
Ceramic ball bearings
Weight: 68 g
BB shell diameter: 1.37x24 TPI
BB shell width: 68 mm / 73 mm
Compatible frames: Brompton frames with BSA BB shell
Designed for 24 mm cranksets (including Ridea and Shimano) and GXP cranksets