The North American Arms Mini-Revolver (NAA22LLRHG) is a single-action .22 LR revolver built around concealability. At 4.5 inches overall and 4.8 oz, it fits easily in a pocket and carries all day without being noticed. 
 

Key Specifications 

• SKU: 1794002315 
• UPC: 744253000478 
• Brand: North American Arms (NAA) 
• Model Name: NAA22LLRHG 
• Caliber: .22 LR 
• Action Type: Single Action Only (SAO) 
• Capacity: 5 rounds 
• Barrel Length: 1.63 inches 
• Overall Length: 4.5 inches 
• Weight: 0.3 lbs (4.8 oz) 
• Sights: Half Moon Sight 
• Grip Material: Black Synthetic Holster Grip 
• Finish: Stainless Steel 
   

Detailed Features 

The frame and cylinder are stainless steel, which handles wear and corrosion well. The 1.63-inch barrel is short enough for a shirt pocket. The holster grip incorporates a small clip for attachment to a waistband or boot. 
 
A safety cylinder and half-notch mechanism let you carry safely between chambers. The half-moon sight is minimal but adequate for the close ranges this gun is designed for. 
 

Target Audience 

Primarily a backup gun or deep-concealment option. The .22 LR keeps recoil near zero, which makes it manageable for shooters who are sensitive to recoil or using it purely as a last-resort carry piece. 
 

Usage Scenarios 

• Discreet home or personal defense where a standard-size handgun is inconvenient. 
• Range practice for accuracy fundamentals without the cost of centerfire ammunition. 
• Lightweight trail companion for camping or hiking where a larger sidearm isn't practical.

The NAA Mini-Revolver in .22 LR has a loyal following, mostly among people who prioritize concealability over firepower. The small size and low weight get consistent praise -- it goes places a larger gun cannot, which is the whole point.

The single-action mechanism is simple enough that new shooters pick it up quickly. Owners generally report it functions reliably, which matters more in a revolver this small than in a full-size gun. The stainless steel finish holds up well over time.

The .22 LR caliber generates some debate. Many carry it as a backup or trail gun and aren't concerned about stopping power, while others question whether it's adequate for primary self-defense. The five-round capacity also splits opinion, with some treating it as a deliberate trade-off for size and others wishing for more rounds. Overall, owners who buy it knowing what it is -- a very compact, very light, reliable five-shot backup -- tend to be satisfied.