• 7.25", 10.5", 14.5", 16.5", and 18" heavy contour hand-lapped button twisted rifled, fluted to reduce weight and heat.
• 4150 Mil-B-11595 chrome-moly-vanadium alloy (machine gun rated).
• 70 Rockwell case hardened (Nitride) heat-treated "5R" polygonal barrels are 2x harder than MIL-SPEC and hammer-forged barrels.
• Corrosion resistant, 10x thicker, and 10x harder than MIL-SPEC chrome lining.
• POF-USA .75" (7.25" brl) and 1.5" muzzle devices.
• 5.56x45 mm NATO (.223 Remington) chamber.
Method of Operation
• Gas Piston operated, rotating bolt (short stroke system).
• 3-position gas system for normal, suppressed, and bolt-action operating modes.
• C.R.O.S.™ (Corrosion Resistant Operating
System) Nitride heat treated barrel, single-piece gas block, Nitride
heat-treated gas plug, chromed gas piston, and NP3™ coated bolt carrier
assembly (one-piece) all billet machined.
Bolt & Carrier
• Nickel plated 8620, integral keyed, steel bolt carrier (billet machined), heat treated/plated per MIL-SPEC.
• Roller cam pin, NP3™ coated.
• Chrome plated bolt, heat-treated to MIL-SPEC.
• POF-USA Modular Railed Receiver™
(M.R.R.™), free-floating handguard, monolithic top rail system, billet
machined 7075-T6 aircraft aluminum alloy.
• 2-piece A3 flattop upper receiver.
• Oversized heat-sink barrel nut.
• Black Anodized charging handle.
• P415, GEN III billet machined 7075-T6 aircraft aluminum alloy with integrated oversized trigger guard.
• Ambidextrous bolt release lever machined into the lower receiver.
• Drop-in, single-stage, 4.5 lb. non-adjustable trigger system.
• Magpul™ MOE™ pistol grip.
• KNS™ Precision anti-walk pins.
• Ambidextrous selector switch.
• NORGON ambidextrous magazine release.
• Magpul™ CTR™ 6-position retractable buttstock.
• Anti-tilt buffer tube with four drain holes for marine use.
• Black Anodized, NP3™, or Olive Drab CeraKote™ finishes.
• POF-USA free-floating Modular Railed Receiver™ (M.R.R.™).
• Detachable handguard rail estate for large objective lens scopes.
• ERGO™ ladder rail covers.
• Single-piece sling/bi-pod mount.
• 30-round Magpul™ PMAG™ polymer magazine included.
• POF-USA FTA-2005 snag-free front sight.
• TROY™ flip-up front and rear sights.
• Diamondhead® flip-up front and rear Combat Sights™.
• 6.2 - 7.9 lbs. (empty)
• 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