I have a Mil-Spec Palmetto State Armory (PSA) AR15 M4 Flat Top carbine that I have purchased earlier last year. It's in like new condition (250 rounds fired). Specs: 16" barrel length 5.56 Nato Chamber 1 in 7" twist Chrome Moly Vanadium barrel Chrome lined barrel Forged upper and lower A2 Front sight Six position adjustable stock Extras Include: Vortex® StrikeFire Red Dot with 2x Magnifier Magpul MBUS Rear flip sight Ergo Grip (Stock pistol grip included) Tactical sling Extra 30 round magazine (2 total) $900 Firm NO TRADES PLEASE! NOTE: Potential buyer has to be legally able to purchase and own a rifle in the state of Washington. Concealed Weapons Permit or Washington State Arms Collectors ID is a plus. Thanks for looking.