Top-notch bottom bracket
Thread together BB for 386EVO frames and 24mm spindle Shimano cranks. Machined aluminum cups thread together for stability, increased bearing life, and simple installation and maintenance.
- 386EVO Thread Together Angular Contact BB for 24mm spindle Shimano cranks
- Machined aluminum cups thread together so bottom bracket remains stable in frame
- Enduro Angular Contact bearings and silicone dust seals decrease friction and minimize wear
- Tool Pattern: 48.5mm x 16 notch
- Made in USA