Bike Bottom Bracket, 5 Size Square Hole Axis Tapered Spindle Crank for 68mm Frame Shell Cycling Accessory (68X122.5L)

[Strong and Stable]: The bottom bracket of the bicycle is made of durable materials, strong and stable, to ensure maximum durability, and can withstand long-term use. [Exquisite Workmanship]: The steel shell can absorb roundness tolerances and is used to install the ports at the bottom of the bracket. The bottom bracket has fine workmanship and accurate threads can achieve better connections. [High Performance]: The integrated system can protect the frame, with greater power output, better and stronger than the bottom bracket of the ordinary structure, which is a must-have for riding. [Compatible Type]: The bottom bracket of the bicycle is compatible with the 68mm frame shell. Please confirm the size before purchasing. In addition, for safety, please use the BB tool to install and replace the bottom bracket. [Service Guarantee]: If you are not satisfied with our bicycle bottom bracket received, you can apply for unconditional return and refund within 180 days. In terms of any problem of this product, you can send emails as soon.