BLACK BEARING BB30 68/73 30mm Axle Steel Bottom Bracket

Ride with superior quality thanks to the BLACK BEARING bottom bracket compatible with BB30 68/73 mm and for cranks with a 30 mm axle.

It is built around a lightweight, robust and highly resistant CNC-machined aluminium material. This model uses B5 bearings offering optimal reliability, exceptional smoothness and very high durability.

These bearings consist of chrome steel balls, a chrome steel cage, and reinforced 2RS seals ensuring excellent resistance to water and dust.

Ref: 7977420947622