The North American Arms Mini-Revolver (NAA-22MS) is a single-action .22 Magnum revolver that fits in a shirt pocket. At 6.2 ounces with a 1.125-inch barrel and 4.63 inches overall, it is one of the smallest carry options available. The stainless steel construction resists corrosion, and the rosewood bird's head grip adds both grip security and a clean look. 
 

Key Specifications 

• Brand: North American Arms 
• Model Name: Mini Revolver (NAA-22MS) 
• Caliber: .22 Magnum 
• Action: Single Action Only 
• Capacity: 5 Rounds 
• Barrel Length: 1.125 inches 
• Overall Length: 4.63 inches 
• Height: 2.81 inches 
• Width: 1.06 inches 
• Weight: 6.2 ounces (0.38 lbs) 
• Sights: Fixed Half-moon Sight 
• Grip Material: Wood (Rosewood Bird's Head) 
• Finish: Stainless Steel 
   

Detailed Features 

The single-action mechanism means each shot requires manually cocking the hammer, which slows the rate of fire but contributes to its compact size. The fixed half-moon sight is minimal but functional at close range. The rosewood bird's head grip fits small hands naturally and adds a finished look to an otherwise tiny revolver. 
 
The stainless steel frame handles outdoor exposure well, which matters for a gun often carried as a deep concealment backup. 
 

Target Audience 

• Experienced carriers who want a true deep-concealment backup that weighs almost nothing. 
• First-time buyers looking for an accessible entry into revolver ownership. 
• Anyone who needs an extremely small and light carry option. 
   

Usage Scenarios 

1. Deep concealment carry where nothing larger is practical. 
2. Recreational target shooting and plinking at close range. 
3. Backup firearm for those who carry a primary gun separately.

The NAA Mini Revolver .22 Magnum Rosewood generates appreciation for what it is, tempered by honest acknowledgment of what it is not.

The compact size and 6.2-ounce weight are the main draws. Owners note that it genuinely fits in places other firearms cannot, which is the point. The rosewood grip gets positive attention for adding a visual quality above what the minimal footprint would suggest.

Reliability is consistently cited as a strength. Owners report that it runs cleanly with minimal issues, which matters for a revolver intended for defensive backup use. The simple single-action mechanism is appreciated for its mechanical straightforwardness.

The caliber discussion is the main reservation. .22 Magnum is capable within its limits, but the 1.125-inch barrel limits velocity, and many owners are clear that this is a backup or last-resort option rather than a primary defensive firearm. Some would prefer more stopping power in a dedicated self-defense gun.

The balance between appreciation for its engineering and honest assessment of its role in the defensive ecosystem defines most conversations about the NAA Mini. It does what it's designed to do well, but buyers should understand that role before purchasing.

Tiny enough for my palm and very easy to conceal.