RIFLE: TNW FIREARMS MODEL ASR 9MM, SERIAL NUMBER P11767, BLACK (MATTE), CASE NOT INCLUDED, SEMI - AUTOMATIC, 9/40/357, 16, LOCATED GR7 Notes: Manufacturer: TNW Firearms Model: Aero Survival Rifle, small-frame receiver configured for 9mm Serial: P11767 Type: Semi-automatic pistol-caliber carbine (PCC) Finish: Hardcoat Anodized Matte Black Action: Direct blowback operated Type of Firing mechanism: Striker-fired Receiver (Frame): Aircraft-grade 6061-T6 aluminum upper receiver Caliber: 9mm Luger (9x19mm) Barrel type: Quick-change, toolless takedown barrel with threaded muzzle (1/2"x28 TPI) Barrel contour: Slim / Pencil profile Barrel Length: 16.25 inches Barrel rifling: 6-groove, 1:10" right-hand twist rate Front sight: None (Optics-ready top Picatinny rail; accepts aftermarket AR-15 height sights) Rear sight: None (Optics-ready top Picatinny rail; accepts aftermarket AR-15 height sights) Safety: Two-position cross-bolt safety Trigger: Single-stage proprietary trigger mechanism Grip: Standard AR-15 style pistol grip (Interchangeable) OAL (Overall Length): 29.5 inches (Stock collapsed) to 33.0 inches (Stock fully extended)