BlackBearing - Bottom Bracket - T47 - 68/73 - 24 & gxp - B5 50k-150k non-sticky protective layer on your

non-sticky protective layer on your bike

fully biodegradable

spacer system supports clean stacks

Designed to minimize additional weight

BlackBearing - Bottom Bracket - T47 - 68/73 - 24 & gxp - B5 50k-150k non-sticky protective layer on yourFeatures High performance bottom bracket designed for T47 threaded frames. Compatible with 24 mm and GXP crankset axles for versatile drivetrain setups. Precision B5 sealed bearings ensure smooth rotation and reduced friction. Threaded T47 design provides secure installation and improved frame alignment. Durable construction engineered for long lasting performance in demanding riding conditions. Optimized for efficient power transfer and stable