Features: • Converts your BB30 mountain bike frame to work with the world's best cranks — with no weight penalty to traditional thread-in BB cups. • Press-fit bearing cups works like an external type headset. • Precision CNC machined to accurately match BB30 press-fit diameters. • Positions the bearings externally with exactly the same wide spacing as threaded external mountain BB's. • Uses new Race Face X-Type Team XC bearing technology.
Specification: • Built For: XC • Weight: 110 grams • Compatibility: 68mm x ∅42mm BB30 frames using mountain triple cranksets