Calibers: 9mm, 45 ACP. Capacities: 15 or 16 rounds. Barrels: 3.6” (Subcompact), 3.9” (Carry), 4.7” (Full size). Weight: 26-30 oz. Lengths: 7.2”, 8.0” overall. Grips: Interchangeable black composite. Sights: Blade front, rear adjustable for windage. Optional Siglite night sights. Features: Striker-fired DAO, Nitron finish slide, black polymer frame. Frame size and calibers are interchangeable.