The Kel‑Tec RDB20 is a compact bullpup rifle designed to retain full‑length barrel performance in a shorter overall package. Chambered for .223 Rem / 5.56 NATO with a 20″ barrel, the RDB20 uses a downward‑ejecting system to provide true ambidextrous operation. The design accepts standard AR‑15 magazines and features an adjustable gas piston system for tuning with suppressors or varied loads.
Key Specifications
- The rifle is chambered for .223 Rem / 5.56 NATO.
- The barrel measures 20 inches.
- The magazine capacity uses a 20‑round AR‑15 compatible magazine.
- The unloaded weight is 7.1 lbs.
- The action is semi‑automatic.
- The twist rate is 1:7.
- The stock color is tan.
- Features a downward‑ejecting bullpup design for ambidextrous operation.
- Equipped with an adjustable gas piston system.
- The barrel is threaded with 1/2×28 threads.
The RDB20 combines a compact bullpup footprint with a full‑length 20″ barrel and user‑tunable gas system, making it suitable for shooters who want a shorter platform without sacrificing ballistic performance. Its ambidextrous downward ejection and AR‑15 magazine compatibility make it practical for a wide range of modern sporting and utility applications.
Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.
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