Matrix Bike Tagger conceals the readily available Apple AirTag to any bike with standard bottle cage mounts. Whether fastened under a bottle cage, or simply bolted to the variety of mounts offered on modern bike frames, anyone can discreetly keep their bike(s) more secure using Apple’s “FindMy” network\n Built from our proven lightweight and durable Composite Matrix materials, and went even further to make them IP67 waterproof\n Using a simple twistandturn function to latch in the AirTag, and attaching to a bike frame with the provided TR25 security bolts, tracking a missing bike has never been easier or more discreet\n Includes TR25 security bolts and tool. Apple AirTag not included\n Weight: 28g w/o AirTag\n Dimensions: 98mm (W) x 45.3mm (L) x 11.6mm (H)