The EZ Aim Hardrock AR500 Target is made of 3/8 inch thick armorplate steel to withstand the impact from handguns at 10-yards or Rifles at over 100-yards. The white powdercoat finish shows bullet impacts. EZ Aim Hardrock targets have three connection points: two at the edge for attaching chains or straps and one in the center for gong hook attachment: Dimensions 12 x 20-inch body and 3/8 inch thickness.