KelTec R50 5.7x28mm 50+1 16.1″ Green Folding Stock

The KelTec R50 is a semi-automatic carbine chambered in 5.7 x 28 mm built around a high-capacity design. This configuration includes a threaded 16.10″ barrel and a 50+1 round capacity. The rifle ships in a green receiver with a polymer grip and a side-folding synthetic stock for compact transport and storage. It features adjustable iron sights, an extended top Picatinny rail for optics, and a QD sling mount adjacent to the magazine release.

Key Specifications

• The caliber is 5.7 x 28 mm.
• The action is Semi-Auto.
• The barrel measures 16.10″ and is threaded.
• The thread pattern is 1/2″x28.
• The capacity is 50 + 1.
• The listed weight is 3.48 lbs.
• The overall length is 21.50″-30.50″.
• The sights are Adj Iron.
• The stock is Folding and the material is synthetic.
• Controls are Ambidextrous.

Purpose-built for shooters who value capacity, compact storage, and a lightweight platform, the KelTec R50 provides a versatile starting point for range use, training, or further customization. The full-length rail accommodates optics while the adjustable iron sights and ambidextrous controls keep operation intuitive. The threaded barrel and QD sling mount expand accessory options without adding unnecessary complexity, making the R50 a practical, adaptable carbine for informed, no-nonsense shooters.