The Kel-Tec Sub2000 Gen 3 is a 9mm semi-automatic pistol caliber carbine with a 16.1-inch barrel and a 15+1 round capacity. It has a folding stock that folds the rifle in half for compact storage. This example is finished in Tungsten. 
 

Key Specifications 

• Brand: Kel-Tec 
• Model: Sub2000 Gen 3 
• Caliber: 9mm 
• Action: Semi Auto 
• Barrel Length: 16.1 inches 
• Capacity: 15+1 
• Color/Finish: Tungsten 
   

Detailed Features 

• Folding stock that folds the entire rifle in half 
• 16.1-inch barrel 
• 15+1 round capacity 
• Tungsten finish 
• Gen 3 third-generation design

Owners of the Sub2000 Gen 3 in 9mm tend to focus on the folding design as the primary reason for the purchase. The ability to fold the rifle to a very compact size for a bag or pack is considered the standout feature, and most owners use it in that role.

The Gen 3 updates drew positive reactions from owners familiar with earlier generations, particularly regarding the trigger and the ability to mount optics without having to remove them to fold the rifle. That specific improvement is mentioned frequently as a meaningful change from the Gen 2. The Tungsten finish is generally described as subdued and durable.

The common criticisms involve the trigger weight and the feel of the polymer controls. Some owners accept these as trade-offs for the price point and the unique folding capability; others find them limiting in a defensive role. Parts and accessories support has improved with each generation, and the Sub2000 platform has a consistent aftermarket.