Aero M4E1-T Complete Upper, 16" .223 Wylde SS QPQ Mid-Length Barrel, RM15 - Ano Out of stock. Check back later... $680.00 MSRP Price: $609.99 Notify me when this item is back in stock (log in required) Description Details Reviews Shipping info UPC: 840014613182Manufacturer: Aero PrecisionModel: APAR700705M72Category: PartsOtherUpper receiverStock: 0Unit/Measure: EA This item may be shipped directly to your home address, unless you live in a restricted state.