Description: Sturdy material: The electric bike cup holder is made of high-grade aluminum alloy, which is weatherproof, rustproof, heavy-duty, ensuring a long service life. Easy assembly: This bike bottle bracket is easy to install and remove with mounting accessories, providing an enjoyable DIY experience. Lightweight: The bicycle beverage bracket is lightweight and compact, which will not add burden onto the bicycle frame, safe to use. Wide compatibility: The cycling bottle rack is suitable for most types of bikes, including electric scooters, mountain bikes, road bikes, racing bikes, motorcycles, strollers, etc. Universal: This water bottle support features universal designs, fitting most water bottles, providing extra storage space on your bikes. Specification: Material: Aluminum Alloy, PC. Size: Approx. 85x100mm/3.34x3.93 inch. Color: Show as pictures. Note: There might be a few color distortions due to different computer resolutions. There might be a slight error due to different hand measurements. Package Include: 1 Piece Bicycle Cup Holder 2 Pieces Sponge Gaskets 1 Piece Wrench 1 Piece Conversion Rack 2 Pieces Fix Racks