Bike Bicycle BB209 Bottom Bracket Fits 86-92mm for SHIMANO Mountain Bike(Black)

1. Brand new and high quality
2. Easy installation: Great replacement for your beloved bike.Universal design installs on any standard seat post
3. Multiple protections: Protect your device on your next thrilling journey perfectly
4. Non-slip rubber grip cradles secures your device all-around to guard against any accidental falls
5. Ergonomic design: Specifically designed to eliminate pressure points on sensitive parts for optimal comfort while long time riding
6. One size fits 86-92mm
7. Diameter 41mm OD Alloy Cups