Aero M4E1 PRO Complete Lower Receiver w/ MOE Grip & SL Carbine Stock - KB Ano (C) Out of stock. Check back later... $535.00 MSRP Price: $479.99 Notify me when this item is back in stock (log in required) Description Details Reviews Shipping info UPC: 840014626052Manufacturer: Aero PrecisionModel: APAR600196Caliber: 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.