Bike bottom bracket is made of high-quality aluminum alloy, which is sturdy and durable, well-made.
Fit for bottom bracket interface with shell width of 68-73mm and outer diameter 44mm, crank spindle diameter of 24 mm. Please confirm the BB shell sizes and crank spindle diameter before purchasing.
CNC precision seal thread, finely crafted. Seal thread protects against dirt, mud and water, provide smooth operation and no noise during long-term cycling.
The bicycle bottom bracket is easy to install, remove and replace, suitable for road bike and MTB, they are perfect match 24mm crank spindle.
