The ultimate convergence of Form, Function & Fortitude, the Beretta APX A1 takes the proven ergonomics, reliability, and accuracy of the APX family and delivers a superior firing solution from the casual shooter to the most demanding professionals in the world.Action: Striker-firedBarrel length (in): 4.25Caliber: 9mmFiring Mechanism: Semi automaticGripWidth: 1.06"Magazine: 15Overall height (in): 5.6Overall length (in): 7.5Overall width (in): 1.3Rail: YesSight Radius IN: 6.1Weight unloaded (OZ): 29