Made of material, anti-rust, and . Well designed, sturdy and can offer stable support for bike computer. Firmly fixes on the handlebar, not prone to slide. Easy to install and disassemble. Suitable for mountain bikes and road bikes. With adapter mount, suitable for installing flashlight and camera, very practical. With this odometer extender, you can install it in your bicycle's handlebar. Very convenient to use, when you cycling, it helps you to read data from your odometer. Great bike accessory . support for and for Bairuiteng full range of code tables support for full range of code tables support for Blackbird Blackbird series code support for the installation of round lights support for installation VIRB or for sports camera Please check whether your handlebar is suitable. Colour:Black Material:nylon fiber Size:13x5.5CM Package Contents: 1 set * bicycle code sheet frame 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.