This product can be installed on the the handlebar and used as an extension bracket to allows you to install electronic devices such as bicycle light, camera, and mileometer on the front of the bicycle. Features: Widely applicable, can install various type of cycle computer, cycling light, camera, etc. Carbon fiber material, lightweight, more sturdy, and less prone to breakage. Easy to install, the position of the cycle computer is more convenient to view, and cycling is more convenient and safer. Adjustable lamp holder with 180 adjustable bolt design for easy adjustment. Equipped with gaskets and mounting screws of different lengths, it achieves adjustable up and down effect, which can be suitable for various shapes of handlebars while also facilitating the position control of the cycle computer. Specifications: Color: black Material: carbon fiber Item size: 34 * 160mm / 1.3 * 6.3in Item weight: 17g / 0.6ounce Package size: 170 * 45 * 40mm / 6.7 * 1.8 * 1.6in Package weight: 78g / 2.8ounce Packing List: 1 * Extension Rod 1 * Installation Tools Set 4 * Cycle Computer Adapter 2 * Antiskid Pads