Fully sealed USA bottom bracket to restore your old/mid-school build.
Size: 19 mm USA size, sealed
Material: alloy CNC cones, sealed bearing
Weight: 280 g (9.8 oz : 0.61 lbs)
Features:
- High quality sealed bearings in alloy CNC bearing cups
- Includes cones & spacers to adjust chain-lines on 68, 73 & 74mm BB shells
