The pmr30 operates on a hybrid blow back/locked-breech system, allowing for the use of a wide variety of ammunition as it adjusts depending on the pressure of the cartridge.It uses a flush fit, double stack zytel nylon magazine with round count ports.The trigger is a crisp single action with an over travel stop.It has a thumb-activated ambidextrous safety lever.The slide locks back after the last shot and a manual slide lock lever is also provided.Features dual opposing extractors for reliability; heel magazine release to aid in magazine retention; picatinny accessory rail under the barrel, urethane recoil buffer and captive coaxial recoil springs.The pmr30 disassembles for cleaning by removal of a single pin.Frame Finish: TanAction: SAOCaliber: 22 WMRBarrel Length: 4.30"Capacity: 10+1Safety: Ambidextrous Safety LeverGrips: Tan Textured PolymerSight Configuration: HiViz Front & RearSlide Description: Serrated