Patriot Ordnance Factory Minuteman Upper 5.56 NATO 16.50″

The Patriot Ordnance Factory Minuteman Complete Upper is a finished AR-15 upper receiver assembly chambered for 5.56x45mm NATO. It pairs a 16.50" 4150 Chrome Moly Vanadium barrel with a Black Nitride finish and a Patriot Brown 14.50" M-LOK Renegade handguard. The assembly uses a mid-length direct-impingement gas system with a low-profile gas block and ships optic-ready with no iron sights installed.

Key Specifications

• The caliber is 5.56x45mm NATO (.223 Rem / 5.56 NATO).
• The barrel length is 16.50".
• The barrel material is 4150 Chrome Moly Vanadium steel.
• The barrel finish is Black Nitride.
• The handguard is a 14.50" M-LOK Renegade finished in Patriot Brown.
• The receiver is aluminum with Patriot Brown finish.
• The gas system is mid-length direct impingement with a low-profile gas block.
• The muzzle device is a three-pronged flash hider.
• The charging handle is a Strike Eagle ambidextrous unit.
• The upper is optic ready with no iron sights installed and includes four integrated quick-detach sling mounts.

Built to integrate with standard AR-15 lower receivers, this Minuteman complete upper blends durable materials and practical feature placement for serious range use, training, and precision-oriented builds. Its black nitride-treated barrel and M-LOK Renegade handguard offer corrosion resistance and accessory flexibility while the mid-length gas system helps deliver consistent cycling with common 5.56 loads.