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All BB’s are made by Wheels Manufacturing and Made in USA. Bearings are ABEC-3 unless otherwise noted.
All BB’s use a 30mm diameter bearing so it’ll work the the 2XR Crankset
What type do you have on your bike? This information is often on frame graphics or printed on the bottom bracket itself.
BSA (English): The classic! For 68/73/83/100mm threaded BSA (English threaded) bottom bracket shells.
T47 Outboard: For 68/73/83/100mm width T47 threaded bottom bracket shells. Bearings sit outside of the shell. ABEC-5 bearings.
T47 Inboard: For 86/92/107/121mm width T47 threaded bottom bracket shells. Bearings sit inside the shell.
PF30: For 68/73/83mm width PF30 bottom bracket shells. This is a thread-together design.
386 EVO: For 86/92mm width 386EVO bottom bracket shells. Sometimes this is also called internal PF30.
BB86/BB90: For 86/92mm wide bottom bracket shells that have a BB86 style shell. These are ABEC-3, dual-row bearings.
BBRight: A funny little asymmetrical pressfit standard commonly used by Cervelo.
BSA (English), 386 EVO, T47 Outboard, T47 Inboard, PF30, BB86/BB90, BBRight