Upgrade you stock bottom bracket. Enduro bottom brackets are designed to spin more efficiently and for longer. Like Ceramic Hybrid, Zero Ceramic use a combination of ceramic (Silicon Nitride - Si3n4) balls and steel races, except they are of higher Grade 3 quality. The races are also black oxide treated and ground toa mirror finish which prevents corrosion and provides near perfect efficiency and tolerances.
- Fits traditional threaded frames - 73mm shell width
- Fits chainsets with 22mm axle
- Zero Ceramic bearings
- 104.55g