- Aluminum spacers for ISO/English or BSA threaded bottom brackets. Spacers fit between bottom bracket cup and frame. Great for fine tuning bottom bracket shells or improving chain-line.
- Outer Diameter: 1.610".
- Inner Diameter: 1.380".
- Available in 0.7, 1.8 and 2.5mm thickness.
- Machined aluminum.
- Anodized Black.
- Sold by unit.