Kel-Tec Sub2000 Gen3 Defender 10mm Auto 16.15in Black Semi Automatic Modern Sporting Rifle - 15+1 Rounds - The KelTec SUB-2000 Gen3 Defender is a lightweight, semi-automatic 10mm carbine designed around a compact folding platform for easy storage and transport. Featuring a 16.15in barrel with a 5/8 x 24 threaded muzzle, this model supports a wide range of muzzle devices and accessories. Built with a collapsible/folding black synthetic stock, the SUB-2000 measures just 29.2in overall and weighs approximately 5.6 lbs. The matte blue finish and Gen 3 updates provide a streamlined, modern profile. Chambered in 10mm Auto, it accepts Glock 20 magazines. This configuration includes a Vortex Crossfire red dot and Magpul angled grip, enhancing handling and target acquisition. Operating via a semi-automatic action, it features an internal safety and a 1: 7in twist rate barrel for consistent performance. Made in the USA Vortex Crossfire Red Dot Optic Threaded Barrel: 5/8 x 24 Magpul Angled Grip Compatible with Glock 20 10mm Magazines Rotating Forend, allowing it to fold with optics mounted Pistol Caliber Power: You'll get the most out of your pistol ammunition right out of the box. The ballistic advantage and accuracy at distance come from the 16in barrel. Barrel length translates to velocity which translates to power downrange. Simple: Designed with a straight blow-back system, the SUB2000 is very simple to operate and maintain and offers the reliability you've come to expect from the SUB2000. The stock is adjustable and field stripping is a breeze. Modular: The SUB2000's modularity is extended by M-LOK accessory compatibility and plenty of picatinny rail space on top & bottom. M-LOK is the standard and the Gen 3 has enough for all of your gadgets.