The Kel-Tec KP50 Pistol is chambered in 5.7x28mm and features a 9.6-inch threaded barrel. This model includes one 50-round magazine and is equipped with a rear Picatinny rail for brace or accessory mounting.Key FeaturesCaliber: Chambered in 5.7x28mm for effective performance.Threaded Barrel: Features a 9.6-inch threaded barrel for compatibility with muzzle devices.Included Magazines: Ships with one 50-round magazine.Sights: Optics ready for enhanced aiming options.Manual Safety: Equipped with a manual safety for added security.