The KelTec R50 is a semi-automatic carbine chambered in 5.7x28mm and configured with a 16.1-inch threaded barrel. Its folding synthetic stock, adjustable sights, and green finish provide a practical setup for range use and other lawful sporting applications. The receiver includes an integrated optic rail for sighting-system customization.

Key Specifications

• The action is semi-automatic for practical range operation.
• The chambering is 5.7x28mm.
• The barrel measures 16.1 inches and uses a threaded configuration.
• The muzzle thread pattern is 1/2×28.
• The stock has a folding synthetic construction.
• The finish is green, with a black barrel finish.
• The sights are adjustable iron sights.
• The rifle weighs 3.48 pounds.
• The safety is ambidextrous.
• The receiver provides over 7 inches of top Picatinny rail space for compatible optics or accessories.

With its compact folding configuration, threaded barrel, adjustable sights, and optic-ready receiver, the KelTec R50 offers a focused platform for shooters who value adaptable handling and straightforward configuration. Its 5.7x28mm chambering and practical carbine layout make it a versatile addition to a sporting collection.