POF P415 5.56 NATO 16.5 in Piston AR Rifle 10+1

Description

The POF P415 5.56 NATO 16.5 in Piston AR Rifle 10+1 is built for folks who need a rifle that runs dirty and keeps running. This is a piston-driven semi-auto chambered in .223 Rem/5.56x45mm NATO with a 16.50-inch chrome moly barrel and ambi controls. It cycles consistent even when you can’t stop to clean it every hundred rounds.

Manufacturer	Patriot Ordnance Factory
Model	P415
Material	Forged 7075-T6 aluminum receiver set
Compatibility	.223 Rem / 5.56x45mm NATO
Finish	Hardcoat anodized black
Weight	7.2 lbs (per manufacturer specs)
Condition	New

Key Features

• Piston Operating System — Reduces carbon fouling in the bolt carrier group so you get reliable cycling even after hundreds of rounds without lube. Per POF specs, this system runs cleaner than direct impingement.
• 16.50-Inch Chrome Moly Barrel — Gives you a balance of velocity and maneuverability for ranch work or truck gun use. The chrome moly steel holds up to hard use and maintains accuracy.
• Ambi Controls — Lefties and righties can work the bolt release, mag release, and safety without shifting grip. That matters when you’re shooting from awkward positions around stock pens or fence lines.
• Modular Free-Floating Rail Platform — Lets you mount lights, lasers, or bipods without affecting barrel harmonics. Keeps your zero true when you need it most.
• 6-Position MFT Stock and Ergonomic Polymer Grip — Adjusts for different shooters or heavy coats. The grip fills your hand natural-like, no slip.

Who It’s For

This rifle is for ranchers, rural workers, and utility buyers who need a tool that works in dust, mud, and rain. If you carry a rifle on a side-by-side, in a saddle scabbard, or behind the truck seat, the P415’s piston system means you don’t have to baby it. It’s also for left-handed shooters who are tired of chasing brass and fighting ambi adapters.

Pros and Cons

• Pros: Reliable piston operation, forged 7075-T6 aluminum receiver, ambi controls out of the box, free-float rail for accessories, chrome moly barrel holds up to hard use.
• Cons: Heavier than a direct-impingement AR of the same barrel length — you feel that extra ounce or two on a long day. Also, aftermarket piston parts are less common than DI parts if you need to replace something in the field.

Comparison: POF P415 vs. Geissele Super Duty vs. Zev Technologies OZ9

Feature	POF P415	Geissele Super Duty	Zev Technologies OZ9
Operating System	Piston (gas)	Direct impingement	Direct impingement
Barrel Material	Chrome moly steel	Chrome moly vanadium	416R stainless steel
Receiver Material	Forged 7075-T6 aluminum	Forged 7075-T6 aluminum	Billet 7075-T6 aluminum
Weight	7.2 lbs	6.9 lbs	7.5 lbs (approx)
Ambidextrous Controls	Yes (factory)	Yes (factory)	Yes (factory)
MSRP	$2,153.99	$2,199.00	$2,499.00

FAQ

Is the POF P415 compatible with standard AR-15 magazines?

Yes, it accepts standard AR-15/M16 magazines. The 10+1 capacity refers to the included 10-round magazine (for restricted states) plus one in the chamber.

Does the P415 come with a warranty?

Patriot Ordnance Factory backs the P415 with a limited lifetime warranty against defects in materials and workmanship. Check with your retailer for specifics.

Can I mount a suppressor on the 16.5-inch barrel?

Yes, the barrel is threaded 1/2×28 TPI and compatible with most .223/5.56 suppressors. The piston system helps reduce gas blowback to the shooter’s face compared to direct-impingement rifles.

What is the twist rate on the barrel?

The 16.50-inch chrome moly barrel has a 1:8 twist rate, which stabilizes bullets from 55 to 77 grains reliably.

Is this rifle legal in all 50 states?

The P415 ships with a 10-round magazine, making it compliant in states with capacity restrictions. Always check your local laws before ordering.

Trust Block

• ✓ Nationwide delivery (all 50 states)
• ✓ Ships 1-2 business days
• ✓ 30-day returns
• ✓ Secure checkout

Last updated: April 2026

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