Easy to squeeze: The push/pull cap is easy to open and close, and allows a powerful water flow to quench thirst.Versatility: This bicycle water dispenser and cage can be installed on most bicycles, such as mountain bikes, road bikes and folding bikes. Can be used by professional cyclists or people who ride just for funSpecifications:Dimensions: 8 x 7.9 x 15cm/3.15 x 3.11 x 5.9 inchMaterial: Aluminum AlloyColor: Black/Silver/Red/Blue/GoldWeight: about 40gItem Features:Brand new and high qualityUseful for bikes which have no holder or inadequate for a frame holderConvenient to fetch drink from a bottle holderSimple and practical design,small size and light weightSturdy structure, prevent from deformation damageStrongly-gripped hinge, fix the holder tightlySuitable for varied types of bikes, including mountain bike and folding bikePackage Contents:1 * Aluminum Alloy Bicycle Water Bottle Holder (screws are not included)If you have any questions about this product, please contact us and we will try our best to solve the problem until you are satisfied.