Calibers: 9mm, 45 ACP Capacities: 45 ACP (7- or 8-round magazine); 9mm (9 or 10 rounds); 10mm, 9 or 10 rounds. Barrels: 3.8”, 4.25”, 5”. Weights: 28-41 ounces, depending on model. Features: Manufacturer of a wide range of 1911-style pistols in Government Model (full-size), Commander and Officer’s frame sizes.