Substance bottom bracket kits include 2 Sealed bearings, CNC'd spacers, tube spacer, sprocket bolt and all the spacers you need for adjustment.Choose 22mm for Substance cranks.
Substance bottom bracket kits include 2 Sealed bearings, CNC’d spacers, tube spacer, sprocket bolt and all the spacers you need for adjustment.
Choose 22mm for Substance cranks.
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