Patriot Ordnance Factory P416

A review of the select fire Patriot Ordnance Factory P416 including historical background and range demo.

To learn more about the POF-USA P416, be sure to check out Jeff’s book: The Evolution of the Black Rifle

Patriot Ordnance Factory P416 Specs:

  • Barrel: 7.25″  (6″ M.R.R.™)
  • Action: select fire, regulated gas piston system
  • Chamber: 5.56×45 mm NATO  (.223 Rem)
  • Magazine: 30-round  Magpul™  PMAG™ included
  • Weight: 6.2 lbs.  (empty)
  • Length: 24.5″ – 27.75″  (ext)
  • Barrel
    • Lengths of 7.25″, 10.5″, 14.5″, 16.5″, and 18″ (GEN 4 ONLY).
    • Match grade barrels fluted to reduce weight and dissipate heat.
    • 4150 Mil-B-11595E chromoly alloy.
    • Corrosion resistant nitride heat-treated 1:8.
    • POF-USA triple-port muzzle devices.
    • POF-USA oversized heat-sink barrel nut.
    • 5.56×45 mm NATO (.223 Remington) chamber.
    • E² dual-extraction chamber technology (GEN 4 ONLY).
  • Method of Operation
    • Semi-auto (P415) or full-auto select-fire (P416) rotating bolt, short-stroke gas piston system.
    • Corrosion resistant nitride heat-treated gas piston system consisting of a single piece gas block, gas plug, gas piston, and operating rod.
    • Multi-position regulating gas system with normal, suppressed, and bolt-action (off) operating modes.
  • Bolt & Carrier
    • Nickel plated bolt carrier with integrated bolt carrier key.
    • POF-USA roller cam pin with chrome plated stem and NP3 coated roller.
    • Chrome plated bolt.
  • Upper Receiver
    • POF-USA patented Modular Railed Receiver™ (M.R.R.™); free-floating monolithic rail system.
    • CNC machined 7075-T6 aircraft aluminum alloy.
    • 2-piece upper receiver.
    • Black anodized billet charging handle.
    • Available in black anodized, NP3, and olive drab or burnt bronze Cerakote (match to lower receiver).
  • Lower Receiver
    • Billet machined 7075-T6 aircraft aluminum alloy.
    • Integrated oversized trigger guard.
    • Integrated ambidextrous bolt release.
    • Integrated ambidextrous bolt catch (GEN 4 ONLY).
    • Integrated ambidextrous magazine release (GEN 4 ONLY).
    • Ambidextrous selector switch.
    • Nylon upper tensioning screws (GEN 4 ONLY).
    • POF-USA drop-in, single-stage, 4.5 lb. competition trigger system.
    • KNS Precision anti-walk trigger pins.
    • POF-USA 6-position anti-tilt MIL-SPEC diameter buffer tube.
    • Magpul CTR retractable buttstock.
    • Magpul MOE pistol grip.
    • Available in black anodized, NP3, and olive drab or burnt bronze Cerakote (match to upper receiver).
  • Handguard
    • POF-USA free-floating modular “M” Rail aluminum handguard.
    • Two 5-slot and one 12-slot modular rail sections for bottom, sides, or top of “M” Rail.
    • Available in black anodized and olive drab or burnt bronze Cerakote (match to receivers). Black anodized for NP3 receivers.
  • Magazine
    • 30-round Magpul PMAG polymer magazine.
    • 10-round magazine for restricted states.
  • Accessories (sold separately)
    • Diamondhead® “Micro-D” flip-up front and rear Combat Sights™.
    • Quick disconnect sling mount for modular “M” Rails.
    • Additional 5-slot, 12-slot, and 17-slot modular rail sections.
  • Weights
    • 6.2 – 7.9 lbs. (empty)