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SHIMANO TIAGRA - Bottom Bracket - Threaded - HOLLOWTECH II - 68/70 mm shell width
The SHIMANO TIAGRA bottom bracket uses a new seal construction for long-lasting performance.
PRODUCT SPECIFICATIONS
| MODEL NO | BB-RS501 |
|---|---|
| SERIES | SORA R3000 Series |
| Average weight | 93 |
| HOLLOWTECH II bottom bracket|Threaded bottom bracket type | ✔ |