Ruger Mark IV® Schematic Handgun MatHandgun mat features the Ruger Mark IV parts diagram. This gun mat will show you the ins and out's of this firearm and give you the knowledge you need to properly maintain your firearm. This schematic will work for the Ruger Mark IV Standard, Ruger Mark IV Target, Ruger Mark IV Hunter, and the Ruger Mark IVCompetition. Lightweight, heavy duty handgun cleaning mats are the perfect addition to your armorers bench. Spacious 12 x 17 padded work area Non