Semi-auto. Lightweight high impact resin polymer construction. Impervious to all types of solvents. Rotating barrel locking system. Closed bolt firing with bolt hold open after last round fired. Light recoil. Double trigger safety drop safety and crossbolt safety. MIL-STD 1913 Picatinny rail molded into receiver top. Front post sight with rear Notch. Transparent polymer magazines. Ambidextrous safety charging handle mag release and sling attachment. Easily maintained by operator -requires no special headspace or tools. Optimized to fire most 9mm from high velocity 85 gr. to 158 gr. Subsonic. Furnished with one 15 rd. and one 30 rd. magazine in a foam lined hard case.