Introducing the Wheels Manufacturing PF30A Outboard ABEC-3 Bearings, a reliable solution for your cycling needs. These bearings are crafted with precision to ensure your bike's bottom bracket stays stable, enhancing the lifespan of the bearings and making maintenance a breeze. With the Wheels Manufacturing PF30A Outboard ABEC-3 Bearings, you can say goodbye to annoying creaks and enjoy smoother rides. The design allows for quick and easy bearing replacement, ensuring you spend more time on the road and less time in the workshop. Key Features: Two machined aluminium cups that thread together for stability and increased bearing life Eliminates creaking and provides smoother operation Designed for 24mm/22mm spindle diameter cranks (SRAM / Truvativ GXP) Compatible with Cannondale PF30A frames (46mm ID, 73mm wide asymmetrical BB shell) without adapters Upgrade your bike with these bearings and experience the difference in performance and ease of maintenance.