Features1This stem extension mount is made of qualified aluminum alloy, solid, firm and durable to use. 2Direct wide slot userfriendly design, suitable for different specifications of the installation. 3Easy to install, suitable for any bicycle's stem. 4It is a extension mount holder for garmin computer and sports camera and other accessories. 5Great accessory for cycling enthusiasts.SpecificationFeatures:This stem extension mount is made of qualified aluminum alloy,solid, firm anddurableto use.Direct wide slot user-friendly design, suitable for different specifications of the installation.Easy to install, suitable for anybicycle's stem.It is a extension mountholderforgarmincomputer and sportscameraand other accessories.Greataccessoryfor cycling enthusiasts.Specifications:Condition:100%andHigh QualityMaterial: Aluminum AlloySuitable forGarmin& for Bryton & forCateyeSize: Approx. 74 x 45 x 33 x 36mm/2.9 x 1.7 x 1.3 x 1.4inchWeight: Approx. 80gPacking List:1 x Aluminum Alloy Meter Bracket1 x Garmin Meter Stand1 x Baerui Tung Meter Stand1 x Lamp Clamp1 x Cat Eye Adapter Seat1 x Lamp Clamp Belt1 x Camera Adapter Bracket2 x Hexagonal Wrench2 x Hexagonal Screws2 x Washers2 x Pads4 x Hexagonal Screws1 x Sponge PadPackage List