Two Profile American BB bearings without cups- can be used as replacement bearings in any American BB frame.
Also fits right into the new 'Mid' size BB used by Fit & FBM on some of their frame (regular US BB bearings without the cups).
For use with 19mm crank spindles only - Profile Race, We The People Royal, FSA X-Drive & Nasty Boy, Odyssey 41 Thermal, RNC 19mm, Premium Lite etc.
Gold spacer included.
If you aren't sure which BB you need just ask us!
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