Features1Made of highquality aluminum alloy material, strong and durable, and has a long service life. 2Professional manufacturing, stable performance and high reliability. 3The design is simple, easy to install and use. 4Suitable for 31.8mm/1.3in diameter of bike handlebars. 5Suitable for GARMIN 1000, 820, 810, 800, 520, 510, 500, 200.SpecificationItem type:BikeComputer ExtendedBracketMaterial: aluminium alloyColor: colorfulWeight: Approx. 58gSuitable for GoPro, for SARGO, for xiaoyi camera base, compatible with all sports cameras and light clipsFor Garmin Base Universal for IGPS, for Blackbird, for Magene bike computerSuitable for GARMIN1000, 820, 810, 800, 520, 510, 500, 200Suitablefor31.8mm/1.3indiameter of bikehandlebars.Package List1 xBikeComputer ExtendedBracket2 x Accessory