BBB Bottom Bracket BottomFit BB86/92 41mm (BBO-29 )

The BBB Cycling BottomFit BBO-29 is a premium press-fit bottom bracket featuring a three-piece threaded design. This unique construction allows the two sides to thread together inside the frame, eliminating creaks and ensuring perfect bearing alignment. It is fully CNC machined from high-strength 7075-T6 aluminum for maximum durability and precision.

Equipped with self-aligning chrome steel bearings, the BBO-29 offers exceptionally smooth rotation and high load capacity. Co-molded bearing shields provide a robust defense against water and grit, extending the life of your drivetrain. Designed for 24mm spindle cranksets, it is a versatile and quiet solution for modern BB86 and BB92 frame standards.

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