ROTOR PF4624 BB. You had your choice of any bike in the shop but you made your selection based on careful research with a bit of brand loyalty. The Press Fit 4624 BBright will easily accommodate your particular frame with its wider press fit, 46mm diameter with 24mm axle BB shell.

ROTOR conceived its Universal Bottom Bracket (UBB) concept to eliminate the complicated bottom bracket/crank compatibility challenge that has increasingly frustrated the mechanics at your LBS.

ROTOR PF4624 BB features:

Weight PF4624 BB Road steel black – 137g | PF4624 BB Road ceramic red – 134g

Material 100% CNC-machined, 7075 aluminum

Compatible Crankset Brand ROTOR | Shimano

Material Bearing Steel | Ceramic

Axle diameter compatible 24mm

Frame Type PF30

Discipline Road | Triathlon | Gravel | Cyclocross