These are MB714 muscle back irons. A 7-iron set, from pitching wedge to 4-iron. The shafts are Dynamic Gold X100. The grips are original and still usable, but you may want to replace them if you're concerned. Overall, there are minor scratches and scuffs from use. Please check the images. Series...MB Flex...X100 Dexterity...Right-handed Number of clubs...Up to 8 Series...MB Model name...MB 714