The North American Arms Mini-Revolver is a .22 Magnum single-action revolver built for deep concealment. At 4.75 inches total length and 5.9 ounces, it fits in a pocket or on a keychain holster without adding meaningful bulk. The 5-round cylinder handles .22 WMR, which delivers more velocity and energy than .22 LR from the 1.125-inch barrel. 
 

Key Specifications 

• Action Type: Revolver 
• Barrel Length: 1.125 inches 
• Caliber: .22 Magnum 
• Capacity: 5 rounds 
• Condition: New in Box 
• Finish Per Color: Stainless Steel 
• Manufacturer: North American Arms 
• Manufacturer Part Number: NAA-22MS-GP-B 
• Model: Mini-Revolver 
• Type: Revolvers 
• UPC: 744253001086 
   

Features 

• Stainless steel construction with corrosion resistance 
• 1.125-inch barrel, .22 Magnum chambering 
• 5-round cylinder with safety notch for loaded carry 
• Fixed sights for quick close-range acquisition 
• Black Pearlite grips 
   
  The safety cylinder notch lets you carry all five rounds with the hammer down between chambers, which is the correct carry method for this design. Fixed sights keep things simple at the close distances where this revolver is realistically used. The stainless finish holds up to sweat and pocket carry without special attention. 
   
  The Mini-Revolver works as a backup piece, a hiking carry option where lightweight gear matters, or as an introduction to revolvers for new shooters. Recoil is light with .22 WMR at this size. The single-action trigger requires cocking the hammer before each shot, which factors into how quickly it can be deployed.

The NAA Mini-Revolver gets a consistent reaction: people appreciate what it is, with clear eyes about what it isn't.

The most common praise is for its size. 5.9 ounces and 4.75 inches total length is genuinely small, and owners who use it as a backup or hiking carry option note that it goes where other guns won't fit or would be too heavy.

The stainless steel construction gets positive remarks for durability, especially for pocket carry where finish wear is a real concern.

Capacity comes up as the main limitation. Five rounds of .22 Magnum is the tradeoff for the size, and most users accept that going in rather than being surprised by it. The debate about stopping power versus availability is regular — .22 WMR isn't .357, but it's not nothing either.

The trigger is heavier than most people expect from a single-action design, which affects accuracy for some shooters at first. Most get used to it.

For new shooters, the simple manual of arms and low recoil make it approachable. For experienced shooters, it fills a specific niche rather than serving as a primary carry gun.

Overall, owners treat the Mini-Revolver as a reliable option within its niche — useful precisely because it fits where nothing else does.