Description
The POF USA P415 Edge Pistol is a piston-driven 5.56 NATO AR pistol with a 10.5-inch barrel, billet receivers and E2 dual extraction. It is one of the most heavily engineered short-barrel ARs on the market, and this build wears a tan Cerakote finish. 
Gas Piston, Not Direct Impingement
Short-barrelled ARs are hard on themselves. A 10.5-inch barrel puts the gas port close to the chamber, which means high port pressure, violent unlocking and a lot of hot carbon dumped straight into the receiver. POF-USA’s answer is a carbine-length gas piston system with a five-position adjustable gas plug. Combustion gas never enters the upper receiver, so the POF USA P415 Edge Pistol runs cooler and cleaner, and the adjustable plug lets you tune it for suppressed or unsuppressed use.
E2 Dual Extraction
Four small channels are cut into the chamber walls. As the round fires, a measured amount of gas flows into those channels and pushes back against the case, breaking it free of the chamber wall before the extractor even begins to pull. That is E2 dual extraction, and on a short-barrelled rifle where extraction timing is most violent, it meaningfully reduces stress on the case rim and the extractor.
Heat Sink Barrel Nut
The oversized barrel nut extends three inches and acts as a heat sink, dissipating roughly seventeen times more heat than a standard AR barrel nut. On a gun designed for rapid strings, that keeps the barrel extension and the handguard from soaking up heat.
Billet Receivers and Ambidextrous Controls
Both receivers are billet aluminum, with a reinforced backbone on the upper. The Gen 4 P-415 lower is fully ambidextrous: selector, magazine release and bolt catch all work from either side, and the charging handle is an ambidextrous Strike Eagle unit. An integrated oversized trigger guard with grip relief lets the hand ride high, and the trigger is a single-stage drop-in breaking at 4.5 pounds.
Nine-Inch M-LOK Edge Rail
The free-floating EDGE rail runs nine inches with full M-LOK compatibility, leaving room for a light, laser and hand stop on a barrel this short. Free floating keeps accessories from affecting point of impact. The muzzle carries a three-prong flash hider on 1/2×28 threads, which does a genuinely good job of taming the fireball a 10.5-inch 5.56 produces.
Barrel and Bolt Carrier
The barrel is 4150 CrMoV steel, nitride heat treated, with 5R rifling and a 1:8 twist that stabilises everything from 55 to 77 grain bullets. The piston bolt carrier group is machined from a single billet of 8620 steel, nickel plated, and uses a roller cam pin to reduce friction and wear.
Specifications
- Manufacturer: POF-USA, Patriot Ordnance Factory
- Model: P415 Edge Pistol, Gen 4
- Type: Semi-automatic AR-pattern pistol
- Caliber: 5.56 NATO
- Capacity: 30, one MFT magazine included
- Barrel: 10.5 in., 4150 CrMoV steel, black nitride heat treated
- Rifling: 5R, 1:8 twist
- Muzzle Device: Three-prong flash hider, 1/2×28 threads
- Operating System: Carbine length gas piston with five-position adjustable gas plug
- Bolt Carrier Group: One-piece billet 8620 steel, nickel plated, roller cam pin
- Extraction: E2 dual extraction chamber channels
- Barrel Nut: Three-inch heat sink
- Handguard: 9 in. EDGE free float rail, M-LOK
- Upper Receiver: Billet aluminum with reinforced backbone
- Lower Receiver: Billet aluminum Gen 4, fully ambidextrous
- Trigger: Single stage drop-in, 4.5 lbs.
- Charging Handle: Ambidextrous Strike Eagle
- Grip: MFT ENGAGE V2
- Buffer Tube: Anti-tilt 7075-T6 pistol tube with carrier cradle
- Weight: 6.7 lbs.
- Overall Length: 28 in.
- Finish: Tan Cerakote
- UPC: 847313019486
Who Should Buy It
This suits a buyer who wants a short 5.56 that will not beat itself up: home defense, vehicle carry, or a suppressor host where the adjustable gas plug earns its keep immediately.
The POF USA P415 Edge Pistol is expensive, and a piston system means the bolt carrier and operating parts are proprietary rather than mil-spec. A 10.5-inch 5.56 is also loud and flashy without a suppressor, and gives up meaningful velocity to a 16-inch barrel.
Shooters who want maximum parts commonality should compare a direct impingement carbine, and anyone prioritising velocity should look at a 16-inch rifle in our catalog. Every firearm we list ships to your chosen FFL and is transferred in accordance with federal and state law.
Browse our full firearms catalog for more pistols, rifles and shotguns, and check factory specifications for the POF USA P415 Edge Pistol at POF-USA before you order. Our team can help with braces, optics, suppressors, magazines or transfer paperwork.






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