Firearms

Kel-Tec RDB-S 5.56

Schematic

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Specifications

About

Notable Variants

Aftermarket Ecosystem

Historically Significant Examples

Serial Number Data

Production data from factory records and collector research. Year ranges are approximate for pre-1968 firearms.

Years	Serial Range	Count	Factory	Country	Confidence

A shortened RDB bullpup variant for more compact use.

Type: Rifle

Action: Semi-Automatic

Caliber: .223 Rem/5.56

Capacity: 30

Year introduced: 2018, USA

Weight: 7.8 oz

Overall length: 27.4"

Status: Active

Intended use: Sport, Tactical