Compatible with the Canik TTI Combat handgun, the Canik TTI Combat 9mm 18-Round Magazine with +3 Extension is a TP9-series magazine featuring steel construction with a corrosion-resistant finish for superior durability and reliable performance in any shooting application. The durable polymer follower and steel wire spring ensure smooth, reliable feeding in high-stress target and defensive scenarios. The factory-installed aluminum +3 extension features a bronze Cerakote finish to complement the TTI Combat pistol while maximizing carry capacity for superior firepower in competitive and tactical applications.