


Box One M30-M Cranks / Black
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Box One M30-M Cranks / BlackFeaturing beefy hollow forged crank arms and a massive 30 millimeter Praxis M 30 (28 30mm) spindle cold forged from 7075 aluminum and precision ground to extremely tight tolerances, the Vector M30 M Crankset is the absolute stiffest junior BMX crankset available today. A precision CNC machined chromoly alloy self extracting crank bolt system makes installation and removal a snap. The crankset has a 153mm Q Factor measurement. NOTE: This Crankset
Quick Dispatch:
Your Box One M30-M Cranks / Black 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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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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Reviewed in the United States on August 8, 2023
★★★★★ 5
Not to thick or thin well made
Size: Medium, Color: (601) Bittersweet Pink / Stone / Stone
I bought pink so as not to lose when doing laundry with my daughter who steels all socks lol!
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Reviewed in the United States on May 8, 2026
★★★★★ 5
Perfect
Size: X-Large, Color: (601) Bittersweet Pink / Stone / Stone
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Reviewed in the United States on April 27, 2026
★★★★★ 5
Very Comfortable!
Size: Medium, Color: (601) Bittersweet Pink / Stone / Stone
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Reviewed in the United States on March 25, 2026
★★★★★ 5
😊
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