Bicycle Bottom Bracket Steel Quare Hole Axis for Square Tapered Spindle Crank Bike Accessory (68X122.5L)

【SOLID AND DURABLE】The bottom bracket is solid and with a long service time.The steel shell can absorb roundness tolerance for installing ports of bracket bottom.Good quality not only can provide a safer guarantee for your life,but also good materials can increase product life. 【SIMPLE INSTALLATION】Fast and easy installation without adjustment, sealed cartridge bearing assembly - maintenance-free sealed cartridge keeps out dirt, mud, and water.Provide quality partners for your quality bikes. 【INTEFRATED SYSTEM】Integrated system can protect the frame, more power output, it's better than ordinary structure bottom bracket.This product contour artistic, works excellent, the ease of operation, the use safe 【SUITABLE FOR】Suitable for 68mm frame shell.Remember to check your old bottom bracket or ask your frame manufacturer for the right bottom bracket length.Please use the BB tool to install and replace the bottom bracket for safety. 【GUARANTEE】If you are not satisfied with our product you received, you can send emails to us at any time. We will reply you instantly and help you solve your problem.