Aero M4E1 Carbine Complete Lower Receiver w/ A2 Grip, No Stock - Kodiak Brown Anodized Out of stock. Check back later... $335.00 MSRP Price: $306.00 Notify me when this item is back in stock (log in required) Description Details Reviews Shipping info UPC: 840014620937Manufacturer: Aero PrecisionModel: APAR600577Caliber: MultiCategory: Long gunLower receiverReceiverGunsStock: 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.