Weight: . 45g/pcs Suitable for , for , for Blackbird, for MOST, for size:115x65mm Material:carbon fiber colour:Black Package Contents: 2 x Bicycle Computer Holder Only the above package content, other 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. Made of carbon fiber material, anti-rust, durable and . With this durable 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 . Easy to install and disassemble. Suitable for mountain bikes and road bikes. Well designed, sturdy and can offer stable support for bike computer. Firmly fixes on the handlebar, not prone to slide. With adapter mount, suitable for installing flashlight and camera, very practical.