The Allen EZ-Aim Hardrock Double Spinning AR500 Steel Target is designed for use with any rimfire or high power rifle or handgun. Handguns should be used at 30 feet, Rifles at 100 yards. The AR500 target faces are made from 1/4-inch Armor Plate Steel. There is a round and a square spinner target. Each has a 4-inch top and 5-inch lower target. Solid steel frame. Designed to fit with Allen Custom Target System brackets.FeaturesEach target has a 4" diameter top and 5" diameter bottom targetAR500 Armorplate SteelSolid Steel FrameWhite powdercoat finishOne Square and one round format targetHorizontal braces keeps frame uprightFits Allen Custom Target System Brackets