Square Taper Bottom Bracket Two Hole 68*110.5 113 118 121.5 with Waterproof Screw 103L
$54,88
500 in stock
Description
Sealed bearings and 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.