The NAA Mini Revolver is a single-action .22 LR revolver made by North American Arms. It has a 1.125-inch barrel, 5-round cylinder, stainless steel finish, and an overall length of 3.5 inches. It's one of the smallest production revolvers available. 
 

Key Specifications 

• Model: Mini Revolver 
• Caliber: .22 LR 
• Barrel Length: 1.125 inches 
• Capacity: 5 rounds 
• Finish: Stainless Steel 
• Manufacturer: North American Arms (NAA) 
• Condition: New in Box 
   

Detailed Features 

• At 3.5 inches overall, it fits in a front pocket or vest pocket without printing 
• Single-action mechanism — the hammer must be cocked for each shot, which keeps the trigger pull deliberate 
• Stainless steel construction throughout 
• Cylinder rests in a safety notch between rounds for safe carry 
   

Usage 

The Mini Revolver is primarily a last-resort backup or deep-concealment carry gun. The 1.125-inch barrel and .22 LR caliber are not well suited for distance; it's a close-range tool. The 5-round capacity is limited, and follow-up shots are slower with a single-action mechanism. It works well as an ultralight pocket gun when the priority is having something rather than nothing.

Owners are generally clear-eyed about what the Mini Revolver is and isn't. The most consistent praise goes to its size and concealability — at 3.5 inches overall it disappears in a pocket, which is the primary reason most people buy it. The stainless finish holds up well, and the single-action mechanism is mechanically simple and reliable.

The criticism is equally consistent: 5 rounds of .22 LR is limited stopping power, and the small grip is genuinely uncomfortable for extended range sessions. The rudimentary sights make precision shooting past a few yards difficult. The single-action trigger requires cocking before each shot, which slows follow-up shots compared to a DA revolver.

Most owners buy it with full awareness of these trade-offs. The gun is frequently described as fun to shoot in short sessions and valued as a backup or novelty carry piece. Price comes up as a positive — it's affordable for what it is. Anyone expecting primary-defense performance from a 3.5-inch .22 LR revolver would be disappointed, but that's not the product's intended role.