The North American Arms Mini-Revolver Convertible is a subcompact single-action revolver with dual-caliber capability -- it fires both .22 LR and .22 WMR using interchangeable cylinders. The barrel is 1.6", capacity is 5 rounds, overall length is 5.13", and weight is approximately 6.5 oz. The stainless steel frame and rosewood bird's head grip are standard, and the half-moon sight is fixed. Safety is cylinder/half-notch type. 
 

Key Specifications 

• SKU: 178230978 
• UPC: 744253000188 
• Brand: North American Arms 
• Model Name: Mini-Revolver Convertible 
• MPN: NAA-22MC 
• Caliber: .22 LR / .22 WMR (Magnum) 
• Class: Subcompact 
• Action: Single Action (SA) 
• Capacity: 5 rounds 
• Barrel Length: 1.6 inches 
• Overall Length: 5.13 inches 
• Weight: Approximately 0.4 lbs (6.5 oz) 
• Sights: Half-Moon Sight 
• Grip Material: Rosewood Bird's Head 
• Trigger Type: Standard 
• Safety Features: Safety Cylinder/Half Notch 
• Finish Material/Color: Stainless Steel 
   

Detailed Features 

The convertible setup comes with both a .22 LR and a .22 WMR cylinder, allowing the user to select based on ammunition availability or application. The stainless steel construction resists corrosion for daily carry or outdoor use. The rosewood bird's head grip is compact and fits the miniature frame. Single-action operation requires cocking the hammer before each shot. The half-notch safety is NAA's standard carry system for this platform. 
 

Usage 

This revolver is designed as a pocket backup or deep concealment carry piece. Its 6.5 oz weight and 5.13" overall length make it genuinely pocketable. Effective range is limited by the 1.6" barrel and minimal sights -- this is a close-range tool. The .22 WMR cylinder gives more energy for pest control or small game than the .22 LR option.

Owners of the NAA Mini-Revolver Convertible .22 LR/.22 WMR discuss it within a clear understanding of what it is and what it is not.

The pocket-sized dimensions are the primary reason people buy it. At 6.5 oz with a 5.13" overall length, it fits in places no standard handgun will go, which makes it genuinely useful as a backup or deep concealment option. The dual-caliber convertible feature gets consistent praise -- having the flexibility to run .22 LR when it's more available and .22 WMR when more energy is needed is a practical advantage.

Reliability within its design parameters is generally rated positively. Most owners report consistent function without jams or malfunctions, which matters for a defensive tool regardless of its size.

The single-action mechanism requires practice to use effectively, and some owners note a real learning curve before they feel confident with the trigger. Accuracy at distance is limited by the 1.6" barrel and minimal sights, and most owners acknowledge this is a close-range tool by design. Capacity at 5 rounds is a limitation compared to any semi-automatic pistol, which generates discussion around its role -- as a backup or last-ditch piece, rather than a primary defensive firearm.

Build quality, stainless construction, and the classic revolver aesthetics draw positive comment from owners who appreciate traditional designs. Price is generally considered fair for what the gun delivers.