Model 15

Barrel length 20 inches (510 mm) (standard) 16 inches (410 mm) (carbine) 24 inches (610 mm) (target) Cartridge .223 Remington 5.56×45mm NATO “AR-15: Stands for ArmaLite Rifle-15, not "assault rifle.' It's a lightweight semi-automatic rifle that comes in a wide variety of models. They are considered "modern sporting rifles" by some and "assault rifles" by other…” (http://thearmornygunsmith.com) Action Direct impingement Effective firing range 550 meters (600 yd) Issued with 5-, 10-, 20-& 30-round STANAG magazines Fixed adjustable front and rear iron sights Detachable carrying handle with adjustable rear iron sight assembly Picatinny rails, which allows the use of various scopes and sighting devices