SHIMANO ULTEGRA - Bottom Bracket - Threaded - HOLLOWTECH II - 68/70 mm shell width
With reliable SHIMANO bearings and seals, the SHIMANO ULTEGRA bottom bracket has a long service life.
PRODUCT SPECIFICATIONS
| MODEL NO | SM-BBR60 |
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| SERIES | SHIMANO 105 5800 Series |
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| Average weight | 77 |
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| HOLLOWTECH II bottom bracket|Threaded bottom bracket type | ✔ |
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| Threaded bottom bracket shell width (mm)|68 | ✔ |
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| Threaded bottom bracket shell width (mm)|70 | ✔ |
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