BB-RS501

BB-RS501

$31.99

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.

  • Threaded BSA bottom bracket for 68/70 mm shells

  • Compatible with all Shimano road Hollowtech II cranks

  • Designed for 24 mm spindle systems

  • Aluminum cups with durable steel bearings

  • Smooth, efficient rotation for consistent performance

  • Weight: 92 g

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