$16.88 $20.10
Sealed bearings and high quality spindle make it last for years and it's maintenance free.
The steel shell can absorb roundness tolerance for installing ports of Bracket Bottom.
Integrated System can protect the frame, more power output, it's better than ordinary structure bottom bracket.
Description: Product category: Square Taper Bottom Bracket Size: 68 X103 / 107 / 110.5 / 113/116 / 118/120/122.5/124.5/127.5 mm Cup thread size and spacing: 34.798mm 1.37 * 24TPI Structure: 2 bearings Content: 1 *Square Taper Bottom Bracket( with Waterproof Screw) Note:Due to some errors in manual measurement, the actual object should be received as the criterion