- Full CNC machined 6061-T6 alloy cups
- External mounted bearings, 68-73mm BSA 1.37” 24T
- Includes spacers
- For 24mm spindle crank
Radio Raceline External Euro Bottom Bracket
Description
Bottom brackets aren't the sexiest part on your bike, but they are sure are important! The Raceline External Euro BB will suit any frame with a Euro bottom bracket and will have you spinning up to 200 RPM effortlessly. The cups on these BBs are fully CNC'd from 6061 alloy.
Specs: