Kel-Tec RDB17 5.56 NATO 17.3 in Green Bullpup 20rd

The Kel-Tec RDB17 is a compact, ambidextrous bullpup rifle designed around a downward-ejection system and an adjustable gas piston to support a range of loads and accessories. It pairs a 17.3 inch barrel with a green synthetic bullpup stock to deliver a shorter overall package without sacrificing ballistic performance. The design emphasizes balance, user adaptability, and compatibility with standard AR-15 magazines.

Key Specifications

• The rifle is chambered for 5.56 NATO / .223 Rem.
• The action is Semi-automatic.
• The barrel measures 17.3 inches.
• The overall length is 27.3 inches.
• The magazine capacity is 20 rounds and it uses standard AR-15 compatible magazines.
• The unloaded weight is 6.7 pounds.
• The stock is a green synthetic bullpup configuration.
• The barrel twist rate is 1:7.
• Included railwork is a Mil-Spec Picatinny rail for optics and accessories.
• The operating system features an adjustable gas piston and a downward ejection design for true ambidextrous use.

The RDB17’s compact footprint, straightforward controls, and adjustable gas system make it a practical choice for range use and compact-platform applications where ambidextrous operation and accessory flexibility matter. Its combination of a short overall length and a full-length ballistic barrel provides a balance of maneuverability and performance in a modern sporting rifle layout.

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