Davidson Defense Nightglass 5-inch AR-15 9MM Pistol Assembled Upper Receiver

The Nightglass 5-inch AR-15 9MM Pistol Assembled Upper Receiver from Davidson Defense is engineered for compactness and reliability. Chambered in 9mm (9x19), this upper features a robust BC-9 5" PCC barrel made from 4150 CrMoV steel with a slim profile and a 1:10 twist rate, ensuring consistent accuracy. The barrel is direct blowback and has a 1/2x36 thread pitch, finished with a phosphate coating for durability.

Constructed from 7075-T6 aluminum, the upper receiver includes M4 feed ramps and an anodized finish for enhanced corrosion resistance. A 4" MLOK free float handguard made of 6061-T6 aluminum provides optimal weight savings and mounting flexibility. The upper receiver is equipped with a 9mm flash hider A2 birdcage muzzle device, also finished with manganese phosphate, complementing this assembly. Compatible with standard AR-15 lowers, this assembled upper receiver is ideal for gunsmiths seeking precision and performance.