Tiagra BB-RS501 Bottom Bracket - Italian Threaded

The Tiagra BB - RS501 Bottom Bracket features both right and left parts, perfect for high - performance cycling needs.

To use this bottom bracket, simply install it in your bike according to the standard installation process. Make sure it fits well with the frame's Italian threading. When riding, try to avoid extreme impacts on the bottom bracket. For maintenance, regularly clean it with a mild cleaner and lubricate the moving parts to keep it running smoothly. If you notice any unusual noises or looseness, it's a good idea to check the installation and make necessary adjustments.