This POF P-308 Gen 4 .308 semi-auto rifle has a 20" deep fluted match grade barrel, 11" Modular rail, NP3 finish, E² dual-extraction chamber technology, corrosion resistant short-stroke gas piston system, chrome plated bolt, POF-USA modular railed receiver, free-floating monolthic rail system, billet machined 7075-T6 aircraft aluminium alloy lower receiver, CNC machined 7075-T6 aircraft aluminum alloy upper receiver, integrated oversized trigger guard, integrated ambidextrous bolt release, integrated ambidextrous bolt catch, integrated ambidextrous magazine release, ambidextrous selector switch, Magpul MOE pistol grip, and a free-floating modular "M" rail aluminum handguard.