Rotor PressFit 4630mm Bottom Bracket - Steel Bearings

Available to Order

Vendor: Rotor


The Press Fit 4630 will easily accommodate your handpicked rig with its press fit, 46mm diameter with 30mm 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. The Press Fit 4630 is the "yes" component to "Is this compatible with my press fit 46mm diameter BB shell for a 30mm axle?"

PF4630 steel black - 106g
PF4630 hybrid ceramic red - 100g
PF4630 plastic/steel - 76g


  • - Designed to work with PF30, BBright and BB386evo bottom brackets
  • - 100% CNC-machined, 7075 aluminum
  • - Silicone seals and center sleeve