Aero M4E1-T Complete Upper, 13.9" 5.56 CMV Mid Barrel, RM12.7 - FDE Available to order on-line. Ships in 5-14 days $680.00 MSRP Price: $648.00 Description Details Reviews Shipping info UPC: 840014620081Manufacturer: Aero PrecisionModel: APAR700714M99Category: PartsOtherUpper receiverStock: Ships in 5-14 business days.Unit/Measure: EA This item may be shipped directly to your home address, unless you live in a restricted state.