1. Adjustable Positioning: Our bike water bottle holder hole adjuster allows you to customize the position of your water bottle rack, making it more comfortable and convenient for you while cycling. 2. Sturdy and Durable: Our bicycle kettle holder regulator is made of high-quality aluminum alloy material, which is sturdy and long-lasting. It can withstand regular use, bumps, and shocks, without breaking or deforming. 3. Seamless Integration: Our road bike water bottle cage adapter is seamlessly integrated into your bike's frame, providing a neat and compact solution, without adding extra weight or bulk. 4. Rust -proof Design: Our bike bottle rack conversion base is vacuum-plated, which provides extra durability and resistance to wear and tear. It can withstand harsh outdoor conditions and prevent rust and corrosion. 5. Compact and Lightweight Design: Our bike water bottle holder hole position fixed frame is small and lightweight, making it easy to install and carry with you while cycling. It doesn't add any unnecessary weight to your bike, ensuring optimal performance and comfort.<br><br>Material: Aluminum alloy colour: Black<br><br>Package Contents: 1 * bike Bottle Cage Regulator<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.