The NAA Pug is a .22 LR/.22 WMR single-action mini-revolver with a 1-inch barrel, XS Tritium dot sights, and stainless steel construction. At 6.4 oz and 4.56 inches overall, it's one of the smallest revolvers available with a tritium sight. 
 

Key Specifications 

• Brand: North American Arms (NAA) 
• Model Name: Pug 
• Caliber: .22 LR / .22 WMR 
• Action Type: Single Action Only (SAO) 
• Capacity: 5 rounds 
• Barrel Length: 1 inch 
• Overall Length: 4.56 inches 
• Weight: 0.4 lbs (6.4 oz) 
• Sights: XS Tritium Dot 
• Grip Material: Black Rubber 
• Finish: Stainless Steel 
   

Detailed Features 

The XS Tritium dot sight is the distinguishing feature here versus other NAA mini-revolvers — it glows in low light, which is genuinely useful for a gun marketed toward backup carry. The stainless steel frame handles daily carry conditions and corrosion without issues. 
 
Dual-caliber compatibility means swapping cylinders for .22 WMR gives a meaningful ballistic step up over .22 LR, though both remain limited-power cartridges at 1-inch barrel length. Single-action operation requires manually cocking the hammer for each shot. 
 
The rubber grip adds some control over the small frame. At 6.4 oz, recoil with .22 LR is negligible; .22 WMR has a snappier feel given the gun's size and weight. 
 

Usage Scenarios 

• Deep Concealment Backup: Fits in a watch pocket, ankle holster, or small purse — places a larger gun won't go. 
• Outdoor Field Use: Light enough to carry in a pack for pest control at close range. 
• Range Introduction: Easy entry point for new shooters due to minimal recoil.

The NAA Pug draws predictable feedback: buyers who understand what a 6.4 oz, 1-inch barrel .22 mini-revolver is for tend to be satisfied; those expecting more from it are disappointed.

Positives cluster around the compact build, stainless steel durability, and the tritium sights, which most owners consider a real advantage over standard bead sights. The dual-caliber capability is well-regarded. Price relative to build quality is frequently cited as good value.

Negatives are inherent to the platform: 5-round single-action capacity is slow to reload and shoot, the fixed sights limit range use beyond close distances, and .22 WMR recoil from this small frame is snappier than expected. The trigger pull gets mixed feedback — some find it manageable, others would prefer it lighter. The consensus positions this as a capable backup or specialty carry gun, not a standalone defensive firearm.