Noveske 7.94" 300Blk Diplomat Complete Upper

The Noveske Gen 4 Diplomat Upper is a high-performance AR-15 upper receiver assembly designed for the 300 Blackout caliber. It features a 7.94" barrel made from 416R stainless steel with a 1:7 twist rate, ensuring accuracy and reliability. Each barrel is individually serialized for quality control purposes and has a hand-polished 300 Blackout Noveske Match Chamber.

The pistol-length gas system and Noveske marked gas block, with a low-profile design and .750" journal, ensure reliable operation. The M4 barrel extension with extended hand-polished feed ramps further enhances feeding and reliability. The assembly includes a Dead Air KeyMount flash hider for improved muzzle control.

The upper receiver is precision machined from 7075-T6 aluminum in the Gen 4 design, featuring extended feed ramps. It undergoes a hardcoat type III anodizing process and is finished with Armor Black Cerakote ceramic coating for long-lasting durability. The Noveske marked forward assist and Geissele Super Badass ambidextrous charging handle are included.

With an anti-rotation interface, the upper receiver seamlessly integrates with the GEN 4 NSR-7" (M-LOK) free-floating handguard. The handguard offers M-LOK mounting positions every 45 degrees, along with a picatinny 1913 top rail. It utilizes a lightweight American-made steel barrel nut, ensuring a solid and secure attachment.