SHIMANO Tiagra BB-RS500 Hollowtech II Threaded Bottom Bracket 70mm
The SHIMANO TIAGRA bottom bracket uses a new seal construction for long-lasting performance.
Fits Shimano Hollowtech II Cranksets
New seal construction
Bottom Bracket Shell I.D.: 1.37″ (English)
Spindle Interface Type: Shimano Hollowtech II
Weight: 90 avg
Color: Silver
Original Shimano parts guarantee that all components work perfectly for optimum performance and maximum safety and longevity.