【QUALIFIED ALUMINUM ALLOY】This water bottle holder adapter is made of qualified aluminum alloy and plastic, adopts CNC texture, solid, firm and durable to use, ensures a long service life.
【FUNCTION】This water bottle cage base 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.
【EASY TO CARRY】Cycling accessories is lightweight and easy to carry, easy to install and convenient to use.
【GREAT ACCESSORY】Water bottle handlebar is great accessory for mountain and road bike.
【GOOD QUALITY】Bracket adapter is good quality with reasonable price, you will like it.