????[Aluminium] 1 * Black bicycle bottle cage adapter. Durable material, new and improved aluminium bike bottle cage is durable and easy to remove dirt
????[Applicable mounting tube diameter: 19-40mm] Suitable for standard size water bottles, you can adjust the diameter of the mounting tube according to the cup size. Our water bottle cages are suitable for all types of bicycle frames. The oval design makes it easy to carry your water bottle during training.
????[FIXATION] The bottle holder has an arm that wraps around the bottle to hold the bottle firmly in place, so you don’t have to worry about dropping the bottle while driving, you can also adjust the size of the cage to fit different bottles.
????[ROTATABLE] The bottle holder can be rotated 90 degrees to adjust the mounting position. This design helps to increase grip and keep the water bottle in place to improve rider comfort.
????[TRAVEL REQUIREMENTS] If you are travelling by bike for a long time, you should carry enough water with you to make the ride more comfortable. Especially in hot weather, a water bottle cage is usually required to increase the amount of water you can carry on your bike.