AERO Precision M4E1 Threaded Stripped Upper Receiver (Black)

AERO Precision M4E1 Threaded Stripped Upper Receiver (Black)The M4E1 Threaded Upper Receiver features a new angular-machined design that sets it apart from standard mil-spec upper receivers. This upper receiver features the same enhanced body profile as our M4E1 Enhanced Upper Receiver but is threaded to accept a standard AR15 barrel nut. It is forged from 7075-T6 Aluminum and precision-machined to work with all mil-spec AR15 parts.The M4E1 Threaded Upper Receiver is designed to pair perfectly with the new AERO M4E1 Lower Receiver, giving you a billet-looking receiver set at a fraction of the billet price.Features New enhanced forging that gives the upper receiver a "billet look" New picatinny profile that blends seamlessly with our Enhanced and ATLAS Series Handguards M4 Feedramps .250 takedown pin holes Laser-engraved T-marks Includes threaded forward assist roll pin DOES NOT include port door or forward assist