The Springfield Armory XD MOD-4 9mm Pistol boasts striker-fired action and has a 16+1-round capacity. It's built with a hammer-forged steel barrel, forged steel optics ready slide and a polymer frame. This pistol features a textured grip, flat-faced trigger and a passive grip safety. Finally, the Springfield Armory XD MOD-4 9mm Pistol is equipped with fiber optic front and white dot rear sights, a dual captive recoil spring with full length guide rod and a loaded chamber indicator.