Description

ROTOR Press Fit 4630 Bottom Bracket Cups
Elevate your ride with the ROTOR Press Fit 4630 bottom bracket, the ultimate upgrade for cyclists who demand precision, compatibility, and uncompromising performance. This bottom bracket is the definitive solution for integrating high-performance 30mm axle cranks into modern press-fit frames, designed for both MTB Cycling and Road Cycling disciplines.
You had your choice of any bike in the shop but you made your selection based on potential upgrade options. 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 mechanics and riders alike. The Press Fit 4630 is the definitive “yes” component to the question: “Is this compatible with my press fit 46mm diameter BB shell for a 30mm axle?”
Engineered for peak performance, the ROTOR PF4630 is crafted with meticulous attention to detail. Its robust construction ensures maximum stiffness, translating every watt of your power directly to the drivetrain for explosive acceleration and efficient climbing. The UBB system guarantees a near-universal fit across a range of standards, making it the most versatile and intelligent choice for your frame. Whether you´re conquering technical singletrack or setting a new personal best on the tarmac, this bottom bracket provides the smooth, reliable, and friction-free rotation you need to excel. Advanced sealing technology offers superior protection against water, dirt, and grit, significantly extending bearing life and ensuring consistent performance in all weather conditions.
Features:
* Designed to work with PF30, BBright and BB386evo bottom brackets
* 100% CNC-machined, 7075 aluminum
* Silicone seals and center sleeve
Technical Specifications:
* Attributes: MTB Cycling, Road Cycling
* Bearing Type: Hybrid Ceramic or Steel options available
* Compatibility: BB386, BBright, PF30
* Discipline: Road, MTB, Cyclocross, Triathlon
* PF4630 steel black – 106g
* PF4630 hybrid ceramic red – 100g
* PF4630 plastic/steel – 76g