Caliber: 9mm. Capacity: 18-round magazine. Barrel: 4”, 4.5”, 5”. Grip: Textured polymer, modular backstrap. Sights: 3-dot, optics-ready. Length: 8” overall. Weight: 25.4 oz. unloaded. Finish: Black. Features: Accessory rail. Compact model has a 15-round magazine, 4” barrel. SF Compact has steel frame. Pro SD models have a threaded barrel and a flat trigger. Values are for the standard Full-Size and Compact models; add 40% for the Pro SD Full-Size and Pro SD Compact variants; add 180% for the SF Compact model.