Features: Designs with precisions, our M5x12mm water bottle cage screws provide a secure and Enduring fastening solution for your bike accessories. Water bottle holder screws make of Titaniums alloys materials have good corrosion resistance and durability, and can maintain stable performances in various harsh environment. The size and designs of the screws have been accurately calculated to provide sufficient tightening force to ensures that the kettles holder is firmly fixed to the bicycles, avoiding vibrations and loosening. Perfect for cycling enthusiasts, these screws are suitable for most bike water bottle cage, making installation and replacement a easy. Elevates your biking experience with these Screws, providing confidence during your ride. Specifications: Materials: Titaniums alloys Styles: Colorful Umbrellas Head/Gold Umbrellas Head/Black Umbrellas Head/Titaniums Umbrellas Head/Colorful Cones Head with Gaskets/Gold Cones Head with Gaskets/Black Cones Head with Gaskets/Titaniums Cones Head with Gaskets Size: as shown in the picture Package Includes: 2pcs Bike Water Bottle Cage Bolts note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.