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Prestine PT-6638D BSA 30 Bottom Bracket

S$50.00
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PT-6638D

BC1.37" * 24T
Compatible with BB30 crank / BSA frames
Width: 68 / 73mm
Bearings: Sealed cartridge bearings 42 * 7 (R433)
Material: Forged & CNC machined AL6061 cups