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United Supreme Mid BMX Bottom Bracket - Polished 19mm
United Supreme Mid BMX Bottom Bracket
- Size: 19mm or 22mm
- Sealed Bearings
- Mid BB
- SPacers: 44mm and 50mm
The United Supreme bottom bracket features precision sealed bearings. 19mm & 22mm available, this Mid BB version is also supplied with 50mm & 44mm centre spacers.