Practical adapter for bike bottle holders. If the drinking bottle does not fit into the bottle cage due to insufficient space in the frame, the CAGE SHIFTER comes into play. With its practical slotted holes, it allows the bottle holder holes to be moved 1.5 to 4.5 cm. Lets you move the hole on the frame. The practical adapter is made of sturdy and lightweight polycarbon. Thanks to its flat design, it is integrated discreetly on the frame. Once mounted, the bike bottle holder can be easily attached to the CAGE SHIFTER with the two screws supplied. Adapter for moving the bottle holder holes. With slotted holes for more adjustment options. Flat and discreet design. Made of lightweight polycarbonate. Discover unmatched convenience and ease when it comes to your bike s bottle holder placement with the SKS Cage Shifter. Engineered with practical slotted holes, this robust adapter allows you to reposition your bottle holder to fit your frame perfectly. Say goodbye to awkward bottle reaching and say hello to ergonomic hydration, all with a German-engineered design that discreetly integrates into your bike frame. Take your cycling game up a notch with the SKS Cage Shifter. Optimal Bottle Placement: The slotted holes allow you to move your bottle holder between 1.5 to 4.5 cm, for the best ergonomic position. Durability Guaranteed: Made of sturdy yet lightweight polycarbonate, the SKS Cage Shifter is built to last. Unobtrusive Design: Its flat, discreet profile seamlessly integrates with your bike s frame. Quick and Easy Installation: Simply attach your bottle holder to the Cage Shifter using the two screws provided. No fuss, no extra tools needed. German Engineering: Benefit from the reliable and high-quality design, crafted in Germany. Imagine a cycling experience where your water bottle is always within easy reach, and your bottle holder fits as if it was custom-built for your frame. That's exactly what the SKS Cage Shifter provides practical convenience and efficiency, ensuring you can hydrate without breaking your cycling flow. It's not just a simple piece of gear; it's an enhancement to your cycling lifestyle, letting you focus more on the road ahead and less on trivial inconveniences.