Rant Bang-Ur Mid BB Kit

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The Rant Bang Ur BB kit includes 2 precision R12 sealed bearings, 2 CNC machined 6061 aluminum cone spacers for a clean look, an aluminum internal spacer, 4 steel crank arm spacers for dialing in your chain alignment. - Size: 19mm or 22mm - 100% CNC 6061-T6 alloy cones - Include spacers for custom fit - Weight: 5.5 oz. Show more