Caliber: 9mm. Capacity: 17-round magazine. Barrels: 4.25”. Grips: Synthetic. Features: Extended beavertail grip safety, checkered flat mainspring housing, skeletonized hammer and trigger, ambi thumb safety, enlarged ejection port, magwell and fixed sights, optics-ready. Values are for the standard model; add 57% for the Duty 9 and Comp variants.