Great accessory for mountain and road bike.
This bottle bracket adapter is made of qualified aluminum alloy and plastic, adopts CNC texture, solid, firm and durable to use, ensures a long service life.
Lightweight and easy to carry, easy to install and convenient to use.
Good quality with reasonable price, you will like it.
This adapter is used to fix your bottle bracket on the handlebar tube or the stem tube, suitable tube diameter is about 30.9-33.9mm.