★★★★★  

Bike 68mm Bottom Bracket BC-73 Bicycle MTB BB68 Square Hole Bearing Center Axle BC1.37  24T 103-127mm

1--Thread B.C. 1.37*24T

2--Suitable for 68mm or 73mm Frame Bottom Braket

3--Total length:103mm,110.5mm,115mm,120mm,124.5mm,127.5mm

4--N.W:About 300g

★★★★★  Contact us NOW!

Email: topbikekit@hotmail.com

Skype: TBK Chen (topbikekit@hotmail.com)