Surefire Socom-MG Fast Attach Sound Suppressor 5.56mm Machine Gun 7.0 Inches Black Finish - All NFA Rules Apply Out of stock. Check back later... $1,699.00 MSRP Price: $1,486.00 Notify me when this item is back in stock (log in required) Description Details Reviews Shipping info UPC: 556-MG-BKManufacturer: SurefireModel: 556-MG-BKCaliber: 223 RemCategory: NFASilencerGunsStock: 0 This item may be shipped to an FFL near you! The item will be held at our location until we have received a valid copy of your dealer's license.