American Tactical Inc Milsport 5.56 Upper 7.5in 1:8 Twist MLOK C-CLAMP BCG

The ATI MILSPORT Complete Upper in 5.56mm delivers a compact, sturdy platform for tight-build AR-15 configurations, featuring a 7.5-inch barrel with a precise 1:8 twist and a 7-inch M-LOK handguard that provides ample accessory mounting while maintaining a slim profile for reliable close-quarters performance. This ATI MILSPORT upper comes as a complete assembly that includes a bolt carrier group and charging handle, ensuring a straightforward, drop-in upgrade for rapid assembly and range-ready function. Its C-CLAMP non-reciprocating design offers robust, streamlined mount points that support accessories and enhance rigidity without adding unnecessary bulk, making it ideal for pistol-caliber conversions, compact SBR projects, or balanced, lightweight setups for patrol or recreational use. The combination of the 7.5-inch gas system and the 1:8 twist ensures stable cycling with standard 5.56 ammunition, while the M-LOK layout on the upper allows ergonomic attachment of grips, sights, and rails to tailor the platform to your preferred handling and aiming style. Built for durability and field service, this upper assembly reduces build time and delivers dependable performance for shooters seeking versatility, maneuverability, and a ready-to-fire upper that complements modern AR-15 platforms.