KelTec R50 5.7x28mm 16.10″ Threaded Tan 50+1

The KelTec R50 is a semi-automatic carbine chambered in 5.7 x 28 mm that pairs a compact profile with a high-capacity magazine. This model features a threaded 16.10″ barrel, a side-folding stock that reduces overall length for transport and storage, and adjustable iron sights for basic sighting needs. Controls are ambidextrous and the receiver provides Picatinny rail space for optics and accessories. The rifle ships finished in tan with a polymer grip and an available QD sling mount.

Key Specifications

• The caliber is 5.7 x 28 mm.
• The barrel length is 16.10 inches and is threaded for accessories.
• The capacity is 50 + 1 rounds.
• The action is Semi-Auto.
• The weight is 3.48 lbs.
• The overall length is 21.50″ to 30.50″ depending on stock position.
• The muzzle is threaded with a 1/2″-28 thread pattern.
• The sights are adjustable iron for windage and elevation.
• The stock is a folding design finished in tan.
• The grip material is polymer and the barrel finish is black.

Compact, feature-rich, and built with practical controls, the KelTec R50 gives shooters a high-capacity 5.7x28mm carbine platform with threaded-barrel versatility and ambidextrous ergonomics. Its combination of a 16.10″ threaded barrel, folding stock and generous top-rail real estate makes it well suited for range work, small-game field use, and shooters who value a compact, configurable carbine.