Shimano Tiagra RS500 Bottom Bracket 70mm Italian Thread Strong and smooth, the Shimano Tiagra RS500 Bottom Bracket is for use with 2-piece cap-free design road chainsets.
Features: Minimal bearing interface gives superbly smooth rolling
Easy installation Weight 92g ( approx )
| bottom bracket type | Hollowtech II |
| length (in mm) | 70 mm |
| condition | new |