Integrated system can protect the frame, more power output, it's better than ordinary structure bottom bracket.
Waterproof, dust bearing and bearing shield design, which can help to prevent the erosion of sediment water.
The bottom bracket is solid and easy to use. Please use the tool to install and replace the bottom bracket for safety.
Anti-rust Treatment, Heat-treated Shaft, High Strength, Bearing Anti-fatigue, Anti-elongation,
If you have any questions, please feel free to contact us, we will help you at any time and contact you within 24 hours.
Colour: 120x180mm
Size: One Size
Weight :1