Patriot Ordnance Factory P415 Edge 5.56 NATO/.223 Rem. Semi-auto AR-15 Rifle The original P415 was engineered over 10 years ago to be virtually unstoppable in unfavorable conditions. The Rifle has proven itself over and over again, passing grueling torture tests and meltdowns with flying colors. The secret? Its rock-solid gas piston operating system, which keeps heat and carbon out of the action, where they can cause fouling and reliability issues. The all-new P415 Edge delivers that same life-and-death reliabilitya |but in a much lighter package. To minimize weight and maximize shooter comfort, the new P415 Edge features a redesigned handguard, reducing the size from the original by nearly 20%, making the width a mere 1.75 inches. Not only does this drop the weight down to 7 lbs., it provides even better ergonomics. E2 Extraction Technology, complete ambidextrous fire controls, modular free floating rail platform, and numerous internal improvements make it the pinnacle of all-purpose 5.56 sporting rifles. Built on the completely ambidextrous Gen 4 billet lower receiver Nitride heat-treated 16.5 inch chrome alloy barrel is precision-machined for absolute accuracy POF gas system allows the user to restrict, and even shut off, this extra back pressure by simply rotating the gas plug Oversized heat sink barrel nut delivers 17 times more heat dissipation than a standard AR, and adds significant rigidity to the overall platform E2 dual-extraction technology allows gas pressure to assist the extractor for no-fail extraction Oversized triple port muzzle brake helps fight muzzle rise MRR Modular Railed Receiver is a two-piece system (receiver and handguard): the free-floating handguard slides directly onto the upper's inchbackbone, inch keeping weight of accessories off the barrel Single-stage, drop-in 4.5-lb. trigger with custom-fit stainless KNS Precision Anti-Walk Pins One-piece high phosphate nickel-coated bolt carrier design helps reduce car