This particular designation refers to a variant of the Colt AR-15 rifle designed for aggressive goal taking pictures. It usually includes a heavy barrel (HBAR) for elevated accuracy and diminished recoil, together with different options tailor-made for precision taking pictures, resembling adjustable sights or a flat-top receiver for mounting optics. These rifles are sometimes chambered in .223 Remington or 5.56 NATO.
The heavy barrel profile gives better thermal stability, minimizing the impression of barrel heating on shot placement throughout prolonged taking pictures periods. This makes the rifle significantly well-suited for aggressive disciplines the place constant accuracy is paramount. Traditionally, these rifles performed a task within the popularization of aggressive rifle taking pictures, providing an accessible platform for each seasoned marksmen and aspiring rivals. The emphasis on accuracy and stability has additionally led to their adoption by some legislation enforcement and navy items for specialised roles.