Features:This is a gun mount for the GoPro HD Hero camera.Seconds to install -slide the mount over the rail， tighten， and clip-in your GoPro camera.Can be used with airsoft， BB guns， paint ball and basically any gun that has a Picatinny/Weaver rail.Great for hunters， military， law enforcement， recreational shooters， and airsoft players. Suit for your Gopro 1 2 3 3+ camera.Specifications:Material: Aluminium Color: BlackItem size: Approx. 4.7 * 3.1 * 2.0cm / 1.8 * 1.9 * 0.8inTotal weight: 37g / 1.3ozPackage List:1 * Gun Rail Mount