The Kel-Tec KSG410 is a bullpup pump-action shotgun chambered in .410 gauge. The bullpup configuration fits an 18.5-inch barrel into an overall length of just 26.1 inches, and at 5 lbs unloaded it's one of the lighter options in the bullpup shotgun category. Capacity is 10+1 rounds of 3-inch .410 shells. 
 

Key Specifications 

• Brand: Kel-Tec 
• Model Name: KSG 
• Caliber: .410 GA 
• Action: Pump Action 
• Capacity: 10+1 rounds 
• Barrel Length: 18.5 inches 
• Overall Length: 26.1 inches 
• Weight: 5 lbs (unloaded) 
• Chamber Size: 3 inches 
• Sights: Fixed Fiber Optic Front 
• Stock Type: Fixed Bullpup 
• Finish Color: Black 
• Condition: New in Box 
   

Detailed Features 

 
The fixed fiber optic front sight picks up in low light without requiring batteries. The 10+1 capacity is notably high for a .410 pump -- traditional single-tube designs typically cap out at five or six rounds. The KSG feeds from dual magazine tubes that the shooter selects manually, which is standard KSG architecture scaled down to .410. The lightweight synthetic bullpup stock keeps the profile compact for indoor use.

The KSG410 gets the most attention for its 10+1 capacity and short overall length, both of which stand out in the .410 bullpup category. The lighter recoil of the .410 round comes up regularly in comparisons to larger gauges, making this a common recommendation for lighter-recoil training or for users sensitive to 12-gauge kick.

Build quality feedback from Kel-Tec tends to be mixed -- some owners praise durability, others report feeding concerns over time. The bullpup layout has a learning curve, particularly the dual-tube selector, and some users find it less intuitive than conventional pump designs. Customization options via the Picatinny rail are frequently discussed as a plus, and the price is generally considered fair for what the gun offers.