Easy to Install: You just need to fix the bike mount for air the back of bike by using screws. It only take up a little of your time. You can mount your locator under your bike seat, allowing you to keep track of where your bike is . Premium Material: The of the bike mount for air tag is printed with high-end carbon fiber anilox film, which is sturdy and reliable. Serving you for a long time. Good Stability: The bike mount for air tag 't shake whether you're riding fast on the road or on rough trails, so it's no need to worry that it affect your ride or fall down. Wide Usage: This mountain bike holder for air tag is suitable for most road bikes or mountain bikes. You can choose with confidence. Colour:Black Material:Plastic Package Contents: 1 x upper cover 1 x lower cover 3 x bolt 3 x nut 1 x screwdriver 4 x gasket 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.