Aero M4E1-T Complete Upper, 16" 5.56 Mid-Length Barrel, RM15 - FDE Out of stock. Check back later... $695.00 MSRP Price: $624.99 Notify me when this item is back in stock (log in required) Description Details Reviews Shipping info UPC: 840014602049Manufacturer: Aero PrecisionModel: APAR700715M7Category: PartsOtherUpper receiverStock: 0Unit/Measure: EA This item may be shipped directly to your home address, unless you live in a restricted state.