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.Caliber: 9mmCapacity: 18rdModel: TP9Material: PolymerCapacity: 18Magazine Restrictions: The following states have magazine restrictions. Your order will not ship to those states if in violation of these laws and will be subject to cancellation and a 15% restocking fee. California - Limited to 10-round capacity. Connecticut - Limited to 10-round capacity. Colorado - Limited to a 15-round capacity. Delaware - Limited to 17-round capacity. Hawaii - Handguns limited to 10-round capacity Illinois (Cook Co, Aurora, Highland Park) - Pistol mags are limited to 10 rounds. Massachusetts - Limited to 10-round capacity. Maryland - Limited to 10-round capacity. New Jersey - Limited to 10-round capacity. New York - Limited to 10-round capacity. Road Island - Limited to 10-round capacity. Vermont - Handguns limited to 15-round capacity, Rifles limited to 10-round capacity. Washington DC - Limited to 10-round capacity. Washington - Limited to 10-round capacity.