1. With imitation carbon fiber pattern, it can install a locator under your bicycle seat cushion, so you can grasp the position of your car anytime, anywhere.2. The product is divided into screw type and strap type. The screw type is fixed to the back of the cushion with screws. The strap type can be fixed on the front and back of the cushion, and can also be tied to other places.3. The net weight of the strap model is 12 grams, and the net weight of the screw model is 13 grams.4. The size of the strap version is 40 x 35 x 10mm, and the size of the screw version is 70 x 35 x 10mm5. Note: Only the mounting bracket is included, nothing else

http://olla.gr/road-mtb-bike-anti-theft-anti-lost-locator-mounting-bracket-for-airtag-style-screw/