The Kel-Tec SU-22CA is a semi-automatic .22 LR carbine built around a green Zytel polymer receiver and handguard. At 4 lbs and 34 inches overall, it's about as light and compact as a .22 semi-auto gets, which makes it genuinely pleasant to carry and shoot all day. The 16.1-inch barrel is threaded, so suppressor or muzzle device attachment is straightforward. Adjustable iron sights front and rear come standard, and the crossbolt safety is easy to reach without shifting your grip. 
 

Key Specifications 

• Model: SU-22CA 
• Caliber: .22 LR 
• Action: Semi-Automatic 
• Barrel Length: 16.1 inches 
• Total Length: 34 inches 
• Weight: 4 lbs (64 oz) 
• Capacity: 26+1 rounds 
• Finish: Green Receiver and Handguard 
• Safety Feature: Crossbolt safety mechanism 
   
  The 26+1 capacity means fewer magazine changes during a range session, and the .22 LR caliber keeps ammunition costs down. It works well for new shooters learning fundamentals, as well as anyone who wants an inexpensive plinker or small-game rifle. The threaded barrel and Zytel construction add utility that you don't always find at this price point.

The Kel-Tec SU-22CA draws a fairly consistent split of reactions from owners. Most appreciate the 4 lb weight and compact size — it's easy to handle for extended sessions and simple enough for new shooters to pick up quickly. The 26-round capacity gets mentioned often as a practical advantage for plinking, and cheap .22 LR keeps the cost of shooting low.

Customization also comes up regularly. The platform accepts optics and various attachments, which appeals to people who like to tinker. When fed quality ammunition, reliability tends to be solid.

The criticisms are consistent too. Some owners report feeding or cycling hiccups with certain budget ammunition brands, so it can be picky about what it eats. Build quality gets questioned compared to pricier alternatives — a few users feel the polymer construction doesn't hold up as well. At longer ranges, precision falls off compared to more traditional rifles, which matters to shooters who prioritize accuracy over casual fun.

The overall take is that the SU-22CA is a capable, affordable .22 for range use or small game, with the caveat that ammo selection and expectations about build quality both matter.