GC_UPC CMMG Resolute MK4 AR-15 5.56 NATO Semi Auto Rifle Tungsten Gray $1,261.62 55AC780TNG show more like this 19.95 Cheaper Than Dirt GC_UPC CMMG Resolute MK4 5.56 AR-15 Tungsten Semi-Automatic Rifle $1,311.99 55AC780TNG show more like this $9.99 - $19.99 Deguns.net