Firearms

Geissele Super Duty 300 BLK

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

Super Duty in .300 BLK; suppressor-ready 10.3" barrel, same Geissele quality as 5.56 variant.

Type: Rifle

Action: Semi-Automatic

Caliber: .300 Blackout

Capacity: 30

Year introduced: 2021, USA

Weight: 96 oz

Overall length: 36.5"

Status: Active

Intended use: Tactical, Home Defense