Description
CeramicSpeed BB30 Bottom Bracket – Coated Races. The CeramicSpeed BB30 bottom bracket offers bearings with extremely low friction improved power transfer and a service life that far exceeds traditional steel bearings.
- TECH SPECS
| Bottom Bracket Shell I.D. | 42 |
| BB/Frame Interface | BB30 |
| BB Shell Width (mm) | 68 |
| BB Shell Width (mm) | 73 |
| Weight | 40 |
| Spindle Interface Type | BB30/PF30 |
| Defined Color | Black |
Shimano BB-UN300 Bottom Bracket - English 73 x 123mm Spindle Square Taper JIS
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