â€¢ 12.5", 14.5" and 16.5" heavy contour hand-lapped button twisted rifled, fluted to reduce weight and heat.
â€¢ 4150 Mil-B-11595 chrome-moly-vanadium alloy (machine gun rated).
â€¢ 70 Rockwell case hardened (Nitride) heat-treated "5R" polygonal barrels are 2x harder than MIL-SPEC and hammer-forged barrels.
â€¢ Corrosion resistant, 10x thicker, and 10x harder than MIL-SPEC chrome lining.
â€¢ POF-USA .75" (7.25" brl) and 1.5" muzzle devices.
â€¢ 7.62x51 mm NATO (.308 Winchester) chamber.
Method of Operation
â€¢ Gas Piston operated, rotating bolt (short stroke system).
â€¢ 3-position gas system for normal, suppressed, and bolt-action operating modes.
â€¢ C.R.O.S.â„¢ (Corrosion Resistant Operating System) Nitride heat treated barrel, single-piece gas block, Nitride heat-treated gas plug, chromed gas piston, and NP3â„¢ coated bolt carrier assembly (one-piece) all billet machined.
Bolt & Carrier
â€¢ Nickel plated steel bolt carrier, integral keyed, billet machined, heat treated/plated per MIL-SPEC.
â€¢ Roller cam pin with chrome plated stem and NP3â„¢ coated roller.
â€¢ Chrome plated bolt, heat-treated to MIL-SPEC.
â€¢ POF-USA Modular Railed Receiverâ„¢ (M.R.R.â„¢), free-floating handguard, monolithic top rail system, billet machined 7075-T6 aircraft aluminum alloy.
â€¢ 2-piece A3 flattop upper receiver.
â€¢ Oversized heat-sink barrel nut.
â€¢ Black Anodized charging handle.
â€¢ P308-FA, GEN III billet machined 7075-T6 aircraft aluminum alloy with integrated oversized trigger guard.
â€¢ Ambidextrous bolt release lever machined into the lower receiver.
â€¢ Drop-in, single-stage, 4.5 lb. non-adjustable trigger system.
â€¢ Magpulâ„¢ MOEâ„¢ pistol grip.
â€¢ KNSâ„¢ Precision anti-walk pins.
â€¢ Ambidextrous selector switch.
â€¢ Magpulâ„¢ STRâ„¢ 7-position retractable buttstock.
â€¢ Anti-tilt buffer tube with four drain holes.
â€¢ Black Anodized or NP3â„¢ finishes.
â€¢ POF-USA free-floating M.R.R.â„¢ aluminum handguard.
â€¢ Interchangeable top, bottom, and side handguard rail sections.
â€¢ 20-round Magpulâ„¢ PMAGâ„¢ polymer magazine included.
Accessories (sold separately)
â€¢ POF-USA FTA-2005 snag-free front sight.
â€¢ DiamondheadÂ® "Micro-D" flip-up front and rear Combat Sightsâ„¢.
â€¢ Quick-disconnect sling mount for interchangeable M.R.R.â„¢ rails.
â€¢ Additional 5-slot, 12-slot, and 17-slot handguard rail sections.
â€¢ 8.3 - 8.7 lbs. (empty)
â€¢ All raw materials, heat-treats, platings/coatings, accessories, and component parts on our weapon systems are made 100% through U.S. owned and operated steel mills and manufacturers.