【Solid and sturdy】The bottom bracke is solid and sturdy, withstand long time using.
【For bracket bottom】 The steel shell can absorb roundness tolerance for installing ports of bracket bottom.
【Integrated system】Integrated system can protect the frame, more power output, it's better than ordinary structure bottom bracket, a must have cycling accessory.
【68mm frame shell】Suitable for 68mm frame shell. Please use the BB tool to install and replace the bottom bracket for safety.
【GUARANTEE 】If you have any questions, please feel to contact us, we will answer you as soon as possible, if you have any other questions, we will provide a replacement within 180 days.
