Andro Corp 5" .300 Blackout Upper Receiver - Black

Build the ultimate compact AR-15 setup with the Andro Corp 5" .300 Blackout Upper Receiver - Black. Purpose-built for maximum maneuverability and suppressed performance, this ultra-short upper features a duty-grade 4150 CMV steel barrel finished in long-lasting Melonite/QPQ for superior heat and corrosion resistance.

Engineered around a reliable micro-length gas system and a .750 low-profile gas block, this upper delivers consistent cycling with both subsonic and supersonic rounds. The 7075-T6 forged mil-spec upper receiver comes complete with a forward assist, ejection port door assembly, and an ultra-light free-float M-LOK handguard ready for your essential accessories.

• 4150 CMV Melonite Barrel: High-grade 5-inch barrel with QPQ corrosion-resistant coating for exceptional durability and extended barrel life.
• Optimized 1:7 Twist: Designed to stabilize heavy subsonic and high-velocity supersonic .300 Blackout projectiles effortlessly.
• Mil-Spec 7075-T6 Receiver: Built on a rugged 7075-T6 aluminum upper receiver with integrated M4 feed ramps, forward assist, and dust cover.
• Micro Gas System: Configured with a micro-length gas system and .750 low-profile gas block for optimal cycling in tight footprints.
• M-LOK Versatility: Free-float M-LOK handguard provides full rail coverage for optics, lights, and grips while maintaining a slim profile.
• Standard Muzzle Threading: Features a 5/8x24 thread pitch pre-fitted with a classic A2 flash hider, making suppressor attachment fast and simple.