Shimano
BB-RS501
The Shimano BB‑RS501 bottom bracket delivers smooth, reliable performance for road bikes using a BSA threaded shell and Hollowtech II cranks. With durable steel bearings and a lightweight aluminum cup design, it provides long‑lasting efficiency and easy compatibility across Shimano’s road lineup.
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Threaded BSA bottom bracket for 68/70 mm shells
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Compatible with all Shimano road Hollowtech II cranks
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Designed for 24 mm spindle systems
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Aluminum cups with durable steel bearings
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Smooth, efficient rotation for consistent performance
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Weight: 92 g
Shipping information
Ships in 2–3 business days with free delivery across Canada on orders over $99. Same‑day pickup available Tue–Sat (closed Sun–Mon).
Returns & warranty
Enjoy hassle‑free returns within 30 days on unused items in original packaging (excludes bikes and sale items). Free in‑store returns anytime.