ruger mark iv 22 45 lite rimfire ruger mark iv 22 45 lite 22 lr semi mark iv 22 45 lte pp 43947 upc ruger mark iv 22 45 lite pistol 22lr ruger mark iv 22 45 lite upgrades the ruger mark iv 22 45 lite 22 lr semi ruger mark iv 22 45 lite 22 lr 4 4 mark iv 22 45 lite purple w riton red purple perfection kirinite pistol grips ruger mark iv 22 45 lite 22 lr semi mark iv 22 45 lite purple w riton red ruger mk iv 22 45 lite