- Say goodbye to complicated installations. Just remove the original bolt and headset cap, install the metal base with an M6X35mm bolt, insert the AirTag, press the cap into the base, and then lock the cap with three M3 bolts on the base. - Experience a precision fit like no other. Corki Cycles air tag caps are meticulously molded to match the contours of the AirTag, providing a snug and secure fit that complements the sleek design of your tracking device. -Safeguard your investment and enjoy peace of mind, knowing that your AirTag is shielded from the rigors of daily use. Corki Cycles waterproof air tag holder caps provide an extra layer of protection, allowing you to carry and use your AirTag wherever life takes you confidently. - Corki AirTag caps are constructed from premium aluminum alloy materials. It ensures durability that stands up to the demands of daily use. Enjoy reliable protection against scratches, scuffs, and other potential damage, keeping your AirTag in pristine condition. - This AirTag cap isn't just a one-size-fits-all solution – it's engineered with precision to flawlessly fit 31.8mm headset tubes. Enjoy a custom-tailored fit that ensures a secure attachment and showcases meticulous attention to detail. With this cap, your AirTag integrates with your 31.8mm stem, providing a sleek, secure tracking solution without compromise.