The Keltec SUB2000 5.7 x 28 mm is a semi-auto carbine designed for versatility and convenience. It features a 16.1-inch barrel length and is capable of holding 20 rounds in its magazine. This model comes in a sleek black color and includes adjustable sights for enhanced targeting.Key FeaturesBarrel Length: The carbine is equipped with a 16.1-inch barrel.Capacity: Comes with one 20-round magazine.Sights: Features adjustable sights for improved accuracy.Action: Operates as a semi-auto firearm.