Dura-Ace BB-R9100 Bottom Bracket - BSA Threaded

This Dura - Ace BB - R9100 bottom bracket comes with both right and left parts. It's a top - quality component for your bike, offering great performance and long - lasting durability.

To use this bottom bracket, first make sure your bike is suitable for a BSA threaded bottom bracket. Then, carefully install the right and left parts into the appropriate position on your bike. When using, try to avoid hitting the bottom bracket hard as it may damage the parts. For maintenance, clean it regularly with a soft cloth to remove dirt and grime. You can also apply a little lubricant to keep it running smoothly. If you notice any unusual noises or problems, check the parts for damage and replace them if necessary.