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to provide a fast, secure, and enjoyable experience. by Stephen Clabots, from WI, United States Asked on September 1, 2022
The Aero Precision Complete Upper Receiver M4E1-T features a HP and MPI tested barrel machined from 4150 Chrome Moly Vanadium steel with a QPQ Corrosion Resistant Finish. It features a Nickel Boron Coated Extended M4 Feed Ramp Extension.