Baiyu Bike Water Bottle Cage Adjustable Holder Quick Release Plastic Steel Rack Bracket Drink Bottle Mount Carrier Cycling Handlebar Component Support Kit by Black White Red Material: high quality of plastic steel and metal parts, very durable. Designed for keeping cups, cans and bottles. Adjustable: Adjustable with rotating degree 360. Rotate the screws to make sure it can fit your pipe size. You can take it away from bike when necessary. No worries it would get lost or drop from your bike. Easy to use:Convenient to use. You can mount it to your bike in seconds with no tools required. Can be mounted on handlebar, under seat or pipe, front pipe and anywhere on bike as you like. Size: adjustable, suitable for many types of bike with pipe diameter 1.5-4.2 cm. 1 Piece in each package. Fit for: This item is also perfect to use on other vehicles such as personal water craft, boats, quads, tractors, lawn mowers, baby strollers, walkers, wheel chairs.