CeramicSpeed Trek BB90 Bottom Bracket - SRAM GXP and Trek Coated Races Black. The CeramicSpeed BB90 bottom bracket offers bearings with extremely low friction improved power transfer and a service life that far exceeds traditional steel bearings. TECH SPEC
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CeramicSpeed Trek BB90 Bottom Bracket – SRAM GXP and Trek Coated Races Black. The CeramicSpeed BB90 bottom bracket offers bearings with extremely low friction improved power transfer and a service life that far exceeds traditional steel bearings.
| Defined Color | Black |
| Bottom Bracket Shell I.D. | 37 |
| Spindle Interface Type | SRAM/Truvativ GXP |
| Weight | 37 |
| BB Shell Width (mm) | 90 |
| BB/Frame Interface | BB90 |
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