Description
The Patriot Ordnance Factory P-415 Complete Upper is a piston-driven AR upper built for compact carbine configurations and modular setups. It is chambered for .223 Rem / 5.56 NATO and features a 10.50 inch Black Nitride barrel and a 9 inch M-LOK free-floating handguard for reduced weight and improved ergonomics. The unit includes POF’s short-stroke piston system, a threaded muzzle, and an optic-ready receiver intended for modern accessory integration.
Key Specifications
- Chambered in .223 Rem / 5.56 NATO.
- The barrel measures 10.50 inches for a compact profile.
- Barrel material is 4150 Chrome Moly Vanadium steel.
- Barrel finish is Black Nitride.
- Rate of twist is 1-in-8.
- Handguard is a 9-inch M-LOK free-floating rail for accessory mounting.
- Muzzle thread pattern is 1/2×28.
- Receiver finish is Black hard coat anodized on an aluminum receiver.
- Operating system uses a short-stroke piston.
- Sights are optic ready.
Designed for shooters who prioritize a compact, reliable carbine platform, the P-415 complete upper brings POF engineering and a piston operating system to a lightweight, modular package. Its combination of a nitride-treated barrel, M-LOK rail, and threaded muzzle makes it a practical choice for builders and enthusiasts assembling short-barrel AR configurations or compact defensive and duty-style rifles.





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