


BSD Substance Mid Bottom Bracket
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
BSD Substance Mid Bottom BracketSubstance bottom bracket kits include 2 Sealed bearings, CNC'd spacers, tube spacer, sprocket bolt and all the spacers you need for adjustment. Features Specifications Precision sealed cartridge bearings CNC machined spacers Spacer kit to ensure correct fit Hollow CrMo crank arm bolt Weight 19mm 160g, 22mm 142 *24mm = 23. 8mm (15 16") go figure
Quick Dispatch:
Your BSD Substance Mid Bottom Bracket orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
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You'll receive a tracking link by email once your BSD Substance Mid Bottom Bracket ships.
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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★★★★★ 5
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Fits and works good
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Reviewed in the United States on March 30, 2026
★★★★★ 4
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Reviewed in the United States on March 7, 2026
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