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It will fit most 30mm crank spindles on a PF30 frame
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Built with high-quality stainless steel bearings
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Bolt-on speed—so fast it's almost cheating
Trek BB90 for Sram GXP cranks Bearing Type:Ceramic Bearings It will fit most 30mmThis bearing set is ready to plug a Sram GXP crank in a Trek BB90 road frame. BB90 was used on Trek's carbon road frames pre 2021. For current carbon road and gravel frames, look at T47 Internal. For aluminum frames and mountain bikes, have a look at the BB86 BB92 collection. Choose road bearings for road bikes, cross bearings for cyclocross or if you frequently ride your road bike on wet roads.
