Shimano Tiagra BB-RS500 BSA Bottom Bracket

Reliable Shimano bearings and seals, this bottom bracket has a long service life.

The Shimano Tiagra/Sora bottom bracket uses a new seal construction for long-lasting performance.

The bottom bracket axle is steadily supported by the wide placed bearings on the basis of HOLLOWTECH II technologies providing highly-efficient power transfer.

Features

• Shimano Tiagra/Sora Bottom Bracket

• Threaded HOLLOWTECH II 

Specifications

• Weight: 92 g

• Width: 68mm/70mm

• Series: SORA R3000

• Model: BB-RS500