Box Euro threaded Sealed BB
Extremum RacePrep is a BB with less drag and a level of bearing protection to handle all the needs of BMX racers
External BB designed for BMX racing
Features non-contact, titanium-coated SUS bearings, modified low-friction seals and lighter weight lube
Fits Spindle Diameter: 24mm
BB Shell: 68/73
BB Style: Euro
Extremum RacePrep is a BB with less drag and a level of bearing protection to handle all the needs of BMX racers
External BB designed for BMX racing
Features non-contact, titanium-coated SUS bearings, modified low-friction seals and lighter weight lube
Fits Spindle Diameter: 24mm
BB Shell: 68/73
BB Style: Euro