This is a custom built tactical weapon based on a Rock River Arms carbine. It has a standard flat top upper receiver and barrel that is fitted with the following custom features: the barrel has a Viking Tactics free floating ventilated aluminum handguard with an Advanced Armament systems ratchet attachment type muzzle brake/flash hider designed for the AAC silencer. Its also has a Troy industries checkered pistol grip with internal storage compartment and a Troy Industries five position, Lightweight BattleAx buttstock. The right side of the stock is currently fitted with a Garmin Foretrex 401 GPS device. The top rail is also fitted with a set of Troy Industries folding front and rear backup sights. The carbine also includes an Advanced Armament Corp. M4-2000 silencer.

Excellent. 98% original finish remains with light handling marks overall, and some light carbon buildup on the muzzle brake. The grips and stock set are excellent. Mechanically excellent.

As described in "A". Includes the original matching box, green nylon carry sleeve, and papers.

Very fine with 98% original finish showing signs of test firing, small scratches, handling marks overall, and some edge wear. NOTE: This suppressor is a National Firearms Act (NFA), fully transferable Class 3, which is registered with the Bureau of Alcohol, Tobacco, Firearms and Explosives, (BATFE) under the provisions of 18 U.S.C. Chapter 44 and 27 CFR part 478.