Road Bike T47 Bottom Bracket, 24/29/30mm Crank Spindle Ceramic Bearings Threa…
Bottom Bracket Type: T47 Threaded. Crank Spindle Compatibility: 24/29/30mm. Bearings: P5-grade bearings with high precision and smooth rotation for enhanced durability. 1 pcs Bottom Bracket( Include Adjustable Spacer Kit).