The KelTec KSG is a 12-gauge pump-action bullpup with a dual-tube magazine system that holds 10 rounds total. The bullpup layout puts the receiver behind the pistol grip, which cuts overall length to 26.1 inches while keeping the barrel at 18.5 inches, a combination that's hard to match in a pump shotgun. 
 

Key Specifications 

• Manufacturer: KelTec 
• Model: KSG 
• Series: Compact Tan 
• Action Type: Pump 
• Gauge: 12 Gauge 
• Barrel Length: 18.5 inches 
• Overall Length: 26.1 inches 
• Weight: 6.8 lbs (108.8 oz) 
• Capacity: 10 rounds (dual tube mag) 
• Chamber Size: 2.75 inches (max size of 3 inches) 
• Finish Options: 
  • Barrel Finish: Salt Bath Nitride 
  • Receiver Finish: Salt Bath Nitride 
  • Stock Finish: Tan 
  • Grip Material: Polymer Black, Textured 
     

Detailed Features 

 
The dual-tube setup lets the shooter select which tube is feeding, which means two different loads can be kept ready and switched between without unloading. The crossbolt safety handles accidental discharge prevention during handling. Front and rear Picatinny rails accept optics, lights, or forend accessories. The salt bath nitride finish on barrel and receiver handles moisture and wear reasonably well. 
 

Usage Scenarios 

 
The short profile works well in confined spaces where a standard-length shotgun becomes awkward. Competitive shooters use the dual tubes to stage slug and shot loads separately. Hunters carrying it in dense brush get the benefit of a full-length barrel in a package shorter than most 18.5-inch pump guns. The 26.1-inch overall length is what you'd normally see on a pistol-grip-only shotgun, but here you get a full stock.

KelTec KSG owners are generally enthusiastic about the concept. The dual-tube system and the compact overall length are the two features that come up most. For home defense and tactical applications, the maneuverability in tight spaces is a genuine selling point that users mention consistently.

Reliability is the main sticking point. Some shooters report feeding issues with certain ammunition types or after extended sessions. The trigger pull also gets mixed reviews, acceptable for many users, but a notable number find it heavier or grittier than they'd prefer for accuracy work.

Ergonomics are praised by some and criticized by others. Weight distribution with dual tubes loaded differs noticeably from a traditional pump, and that takes adjustment. Aftermarket accessory discussions are common in owner communities since many buyers want to add forend grips, lights, or optics.

Bottom line: users who go in understanding the bullpup's learning curve tend to be satisfied; those expecting it to feel like a conventional pump are more likely to be disappointed.