FN AMERICA LLC Military Collector FN 36318 FN 15 Military Collector Semi-Automatic 223 Remington/5.56 NATO 16" 30+1 6-Position Black Stock Black The FN 15 Military Collector Series M4 is a military-replica rifle made to FN's exacting specifications. This semi-automatic rifle features an M4-profile, 16-inch, 1:7" RH, button-broached, and chrome-lined barrel. The UID-labeled lower receiver is equipped with an ambidextrous selector switch. SPECIFICATIONS: Mfg Item Num: 36318 Category: RIFLES CENTERFIRE TACTICAL Action :Semi-Automatic Caliber :223 Remington/5.56 NATO Barrel Length :16" Capacity :30+1 Trigger : Safety :Ambidextrous OAL :30.5"-34.2" Weight :6.6 lbs Stock Description :6-Position Black Metal Finish :Black Muzzle :A2 Compensator Receiver Material :Aluminum Sights :A2 Front, Adjustable Rear Barrel Description :Button-Broached Chrome-Lined Twist :1:7" Hand :Right Stock Finish Group :Synthetic Metal Finish Group :Blued/Black