
Fully sealed USA bottom bracket to restore old/mid-school builds Sealed bearings in alloy CNC bearing cups Includes cones & spacers to adjust chain-lines on 68, 73 & 74mm BB shell Specifications:Primary ColorSilverCrank Spindle Diameter19mmInterface19mmCup
| Primary Color | Silver |
| Crank Spindle Diameter | 19mm |
| Interface | 19mm |
| Cup Diameter | 51mm |
| BB Bearing | Sealed Cartridge |
| BB Shell Type | American |
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