HARFINGTON 2pcs Bike Water Bottle Holder Carbon Fiber Universal Bicycle Bottle Cages Lightweight Cycling Cup Holder with Screws for Road MTB Gravel, Green

["Size - Bike bottle holder size: 150 x 74 x 72mm / 5.9 x 2.9 x 2.8 inches (L*W*H); Each Weight: 29g; Hole spacing: 72mm / 2.8\".","Material - Made of high modulus carbon fiber, this carbon fiber bottle cage weighs only 29 grams, making it a lightweight and strong bicycle bottle cage. This bicycle bottle cage combines feather-light structure with excellent strength, which is superior to any bicycle bottle cage made of aluminum or plastic. It can reduce the weight of the whole bicycle.","Feature - The package comes with installation tools and screws. It takes less than 60 seconds to install these bicycle cup holders. Use an hexagonal screwdriver to fasten the stainless steel bolts to the bicycle frame. Easy to install and remove.","Application - This carbon fiber water bottle cage is suitable for most sizes of cycling water bottles and is designed for enthusiasts. It is also suitable for disposable water bottles or beverage bottles. It is very suitable for road bikes, mountain bikes, hybrid bikes, touring bikes,folding bike.","Note - Please check your bicycle frame for threaded holes before purchasing. Installation is completed. Check that the bottle cage is firmly mounted on the bicycle frame to prevent it from loosening."]