The North American Arms Mini-Revolver is a single-action .22 WMR revolver with a 1.625-inch barrel and a 5-round cylinder. Finish is stainless steel throughout. Manufacturer part number NAA-22M-GP-B. 
 

Key Specifications 

• Model: Mini-Revolver 
• Type: Revolver 
• Caliber: 22 WMR (Magnum) 
• Barrel Length: 1.625 inches 
• Capacity: 5 rounds 
• Finish: Stainless Steel 
• Condition: New in Box 
• Manufacturer: North American Arms 
• Manufacturer Part Number: NAA-22M-GP-B 
   

Detailed Features 

At 1.625 inches of barrel, this is a genuinely pocket-sized revolver. Fixed sights keep the design snag-free. The single-action mechanism requires manually cocking the hammer before each shot, straightforward, but something to understand before buying. The half-cock safety notch on the cylinder is the primary safety feature. There are no levers or buttons to manipulate in a hurry, which is either an advantage or a limitation depending on your training. 
 

Usage Scenarios 

This revolver is a realistic choice for deep concealment as a backup or last-resort defensive firearm, not as a primary carry gun. It disappears in a pocket or small bag. It also sees use in light range sessions and as a collectible. Users should factor in the .22 WMR's modest terminal performance and practice regularly given the short barrel and small grip.

Owners of the NAA Mini-Revolver in .22 WMR generally report satisfaction with it in the role it is actually designed for: a deep-concealment backup or pocket carry option.

The most consistent praise is for the size and weight. It genuinely disappears in a pocket or waistband, which is the whole point. Build quality draws positive comments. The stainless construction is solid and the finish holds up well. Reliability is another recurring positive: single-action revolvers with five rounds have very little to go wrong mechanically.

Calibration debates dominate the critical side of discussions. The .22 WMR out of a 1.625-inch barrel does not deliver the same terminal energy as larger defensive calibers, and many owners are clear-eyed about this. It is a last-resort tool, not a primary defensive firearm. The grip is small enough that users who have not practiced with it under stress may struggle to run it accurately. Several discussions recommend consistent dry-fire and live-fire practice to compensate.

Price-to-value opinions are mixed. Some owners consider it fair for the niche it fills. Others point out that similarly-priced alternatives can offer more practical defensive capability.

The consensus is that it works well for its intended purpose, deep concealment and backup carry, provided the owner understands its limitations and trains accordingly.