Barrel: The 10.5-inch barrel is chambered in 5.56 NATO and features a 1:7 twist rate to properly stabilize a wide range of projectile weights. A carbine-length gas system promotes consistent and reliable cycling in a compact configuration. Constructed from stainless steel, the barrel offers enhanced corrosion resistance and long-term durability while maintaining dependable performance. Upper: The upper receiver is forged from 7075-T6 aluminum and machined to mil-spec dimensions for proper fit and function. A hardcoat anodized finish enhances surface durability, and the flat-top design allows for flexible optic mounting. M4 feed ramps aid in smooth and consistent feeding. The assembly is equipped with a 10.5-inch lightweight free-float M-LOK handguard that provides extended coverage, reduced weight, and ample space for accessory attachment. A Magpul MBUS sight set is included, offering a reliable polymer back-up iron sight solution that folds flat when not in use. Bolt: This upper includes a full-auto profile bolt carrier group and charging handle. The bolt is manufactured from Carpenter 158 steel and undergoes high pressure testing and magnetic particle inspection to ensure strength and reliability.