- VERY GOOD CONDITION - ORIGINAL BOX - ONE 33-ROUND MAGAZINE The UTAS UT9-M Mini is a compact, AR-style semi-automatic pistol chambered in 9mm Luger. Operating on a closed-bolt, blowback system, it is widely known for its slim, square-shaped profile and broad magazine compatibility Caliber: 9mm Luger (9x19mm) Action: Semi-automatic, closed-bolt direct blowback Standard Capacity: Ships with one or two 33-round magazines (accepts standard double-stack Glock-pattern magazines) Barrel Length: 6.0 inches (Threaded 1/2x28 tpi with a 1:10 twist rate) Overall Length: 14.0 to 15.0 inches (depending on muzzle device installation) Weight (Unloaded): ~4.6 to 4.7 lbs Receiver Material: Lightweight aluminum upper and lower receivers Muzzle Device: Factory-installed 3-port compensator / flash hider Sights: None factory-included (Optic-ready via a full-length top Picatinny rail) AR-15 Style Ergonomics: Features control placements heavily inspired by the AR platform, including an ambidextrous 90-degree manual safety selector, a rear charging handle, and a large right-side magazine release Glock Magazine Compatibility: Designed to feed flawlessly from OEM Glock and Glock-compatible 9mm double-stack magazines, making replacement mags cheap and easy to source Buffer Tube & Stock Interface: Features a built-in rear interface that accepts standard AR-15 pistol buffer tubes, allowing users to easily mount a pistol stabilization brace or convert it into a short-barreled rifle (SBR) where legally permitted Handstop: Comes outfitted with a lower aluminum handstop to ensure safe support-hand placement away from the short muzzle layout