The North American Arms Sidewinder is a .22 WMR single-action mini-revolver with a swing-out cylinder for faster reloading than the standard NAA loading gate design. At 6.7 oz and 5 inches overall with a 1.5-inch barrel, it's in the same ultra-compact category as other NAA revolvers but with a more convenient reload system. 
 

Key Specifications 

• Model: Sidewinder 
• Caliber: .22 WMR (22 Magnum) 
• Action: Single Action Only (SAO) 
• Capacity: 5 Rounds 
• Barrel Length: 1.5 inches 
• Overall Length: 5 inches 
• Weight: 0.4 lbs (6.7 oz) 
• Finish: Stainless Steel 
• Sights: Fixed Post Front Sight 
• Grip Material: Rosewood Birdshead 
   

Detailed Features 

The swing-out cylinder is the Sidewinder's defining feature among NAA mini-revolvers. Standard NAA guns require removing the cylinder pin and individual cartridges one at a time; the Sidewinder swings out for much faster loading. This is a meaningful practical difference for anyone using this as a serious backup carry option. 
 
The stainless steel frame handles daily carry conditions well. The rosewood birdshead grip is visually distinctive and functional at this size. Fixed post front sight is adequate for close-range use. Single-action operation requires cocking for each shot. 
 
.22 WMR from a 1.5-inch barrel produces limited terminal performance. This is a backup or specialty carry gun, not a primary defensive firearm. 
 

Usage Scenarios 

• Deep Concealment Backup: The swing-out cylinder makes reloads faster than other NAA designs. 
• Outdoor Field Use: Light enough for pack carry; adequate for pest control at short range. 
• Collection: The birdshead rosewood grip is among the more visually appealing NAA variants.

The NAA Sidewinder 1st Gen .22 WMR gets positive feedback from buyers who specifically wanted the swing-out cylinder upgrade over standard NAA loading. Those familiar with the standard NAA reload process tend to rate the Sidewinder highly for the practical improvement.

The compact build, stainless steel construction, and rosewood birdshead grip all get good marks. Users who carry it as a backup report it performs reliably with .22 WMR. The side-loading design gets mixed opinions. Some find it an improvement, while others note the loading process still requires care compared to traditional revolver reload methods.

The small grip draws comfort complaints from users with larger hands during range sessions. Stopping power limitations from a .22 WMR at 1.5-inch barrel length are acknowledged by most buyers, who position the gun as a niche backup tool rather than a standalone defensive firearm.