ATI Alpha Maxx Features The ATI Alpha Maxx pistol uses a direct-impingement operating system that supports consistent cycling and the dependable performance expected from a shortened 5.56 platform. Its 7.50 threaded barrel works cleanly with common muzzle devices and the flip-up front and rear sights offer immediate usability when optics are not yet installed. Together these characteristics create a close-range platform suited for controlled deliberate shooting. The flat dark earth receiver includes a full-length Picatinny rail for optics while the M-LOK handguard provides straightforward accessory attachment for lights or grips. Its A2 grip and included rear brace supply familiar AR-style ergonomics that help maintain stability in compact spaces. The threaded barrel rail space and modular layout support adaptable short-barreled 5.56 pistol setups. ATI Alpha Maxx Specifications Manufacturer: ATI Model: Alpha Maxx Caliber: 5.56 NATO Capacity: 30+1 Max Capacity: 30 Action: Semi-Auto (Direct Impingement) Receiver Finish: Flat Dark Earth Receiver Description: Picatinny Rail Barrel Length: 7.50 Barrel Material: Steel Barrel Finish: Black Barrel Description: Threaded Twist: 1:8 Thread Pattern: 1/2x28 Sights: Flip Up Front & Rear Handguards: M-LOK Grips: A2 Rear Brace: Included Weight: 7.15 lbs