The PX4 Storm Compact reduces the full-size PX4 frame to a more concealable package with a 3.27-inch barrel and shorter grip. The rotary barrel mechanism carries over at reduced scale. It retains the full-size PX4's magazine capacity of 15 rounds in compact form. A Picatinny rail remains present on the dustcover. Type: Pistol Action: Semi-Automatic Caliber: 9mm Capacity: 15 Year introduced: 2007, Italy Weight: 26.1 oz Overall length: 6.8" Status: Active Intended use: Concealed Carry, Law Enforcement, Backup, Concealed Carry / Duty