Project 321 Lefty Collar OPI Alloy PBR / XLR
- Made in the USA by Project 321.
- Beautifully anodized in 4 funky colors.
- Suits all PBR and XLR Alloy OPI Hybrid and non hybrid OPI Lefty
- Use Shimano BB tool to unwind/tighten
- Includes all 3 O-rings
- Exclusive to Cyclinic!