16" 5.56 Phosphate Carbine M-LOK Heavy Upper Assembly

16" 5.56 Phosphate Carbine M-LOK Heavy Upper Assembly The 16" 5.56 Phosphate Carbine M-LOK Heavy Upper Assembly is built for shooters who prioritize strength, reliability, and long-term performance. Anchored by a mil-spec forged upper receiver, this upper features a 16" heavy-profile barrel with a mag phosphate finish, delivering excellent heat resistance and consistent accuracy over extended firing sessions. The carbine-length gas system, combined with a low-profile steel gas block, ensures smooth and reliable cycling. This upper is finished with high-quality, American-made M-LOK handguards (style may vary), providing you with the modular flexibility to attach mission-critical accessories. A nitrided A2 flash hider and meticulous assembly process-including Permatex 242 on key fasteners and AEROSHELL 33MS anti-seize grease-ensure every component stays torqued and secure under pressure. While the BCG and charging handle are not included, this upper is ready to pair with your favorite components. Backed by a Limited Lifetime Warranty and a Sub-MOA Guarantee with proper ammo and shooting technique. Specifications Barrel Finish: Mag Phosphate Barrel Profile: Heavy Cartridge Compatibility: 5.56 NATO Barrel Length: 16" Gas System Length: Carbine Twist Rate: 1:9 BCG / Charging Handle: Not Included Handguard: American-Made M-LOK (style may vary) Muzzle Device: Nitrided A2 Flash Hider Warranty: Limited Lifetime Guarantee: Sub-MOA accuracy with match-grade ammo Origin: Made in the USA Whether you're upgrading your current setup or building from scratch, this upper brings uncompromising quality and dependability to your AR platform.