With classic Walther Arms ergonomics and a trigger dubbed by the company as the best on the market the PPQ is a striker-fired semi-automatic handgun. The slide and barrel are Tenifer-coated to resist corrosion while the cross-directional non-slip grip ensures a positive hold and greater control. Suitable for law enforcement and other security professionals as well as personal protection for the civilian market the PPQ is available in a number of different calibers with varying capacities. DetailsCaliber 22 LR - Capacity 12 rounds - Material Polymer - Finish Black - Sights Low Profile 3-Dot Combat - Rail Picatinny MIL-STD-1913 - Barrel Length 4.6 Threaded - Overall Length 7.1 - Reversible Magazine Release Button - Ambidextrous Slide Stop - Interchangeable Backstraps - Quick Defense Trigger - Tenifer-coated Slide and Barrel - Two Drop Safeties - Firing Pin Block