Firearms

Kel-Tec RDB Defender 5.56 NATO 16-inch

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Specifications

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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

Home defense-oriented RDB with 16-inch barrel and Picatinny top rail for optics.

Type: Rifle

Action: Semi-Automatic

Caliber: 5.56 NATO

Capacity: 30

Year introduced: 2018, USA

Weight: 68.4 oz

Overall length: 26.1"

Status: Active

Intended use: Home Defense / Tactical