Description: Fine Material: The bracket screw is of firm, sturdy, anti-rust aluminium alloy made, which can be used for a long time. 4 Pieces: Within the package there are 4 pieces screws that can be used for at the same time so that it can better fix your bracket. Fine Replacement: The bracket screw can be regarded as a fine replacement choice when the old one needs replacing. Universal Fit: The water bottle holder screw can be used with most bike models in the market, which is a good choice. Easy Matching: The water bottle cage is designed with many color so that you can choose according to your likes to match your bike. Specification: Material: Aluminium Alloy. Color: Shown as Picture. Size: Approx. 19.5x14.5x8.4mm/0.77x0.57x0.33inch. 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 Includes: 4 Pieces Water Bottle Cage Bolts. Fine Material: The bracket screw is of firm, sturdy, anti-rust aluminium alloy made, which can be used for a long time 4 Pieces: Within the package there are 4 pieces screws that can be used for at the same time so that it can better fix your bracket Fine Replacement: The bracket screw can be regarded as a fine replacement choice when the old one needs replacing Universal Fit: The water bottle holder screw can be used with most bike models in the market, which is a good choice Easy Matching: The water bottle cage is designed with many color so that you can choose according to your likes to match your bike