Caliber: 9mm. Capacity: 16- or 20-round magazine. Barrel: 4”. Weight: 30 oz. Sights: Fixed. Finish: Matte black or two-tone. Features: Striker fire. Interchangeable backstraps. Tactical model has threaded barrel and mag well. Values are for the BRG9 Elite; add 33% for the BRG9 Tactical model.