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The BSD Substance bottom bracket kit includes two precision sealed bearings, two CNC machined 6061 aluminum cone spacers, an aluminum internal spacer, crank arm spacers to dial in the chain alignment, a 15/16" sprocket adapter, and a 10 x 1.5mm sprocket bolt.
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We currently ship within the US, with more countries coming soon.
Final cost and dates are confirmed at checkout.
🇺🇸 Ship from USA · On Agora since 2026
$29.95