100% USA made with aircraft grade metals
Grade 3 CEREBEC USA Silicon Nitride ceramic 3/16 balls
Angular Contact design bottom bracket allows fine tuning of preload
Nitrogen nickel stainless steel races are lighter, smoother and more durable than any other available on the market
Will not rust, and lasts 5 times longer than any other ceramic bearing
Mountain BB cups will fit 68/73mm shells, Road will fit 68mm shells. 101g
Includes shim to work with GXP crank spindles
3rd party web sales (eBay, Amazon, etc.) are strictly prohibited by the manufacturer
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