Firearms

B&T USW-320 9mm 4.3-inch

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

USW chassis accepting SIG P320 FCU module.

Type: Pistol

Action: Semi-Automatic

Caliber: 9mm

Capacity: 17

Year introduced: 2020, Switzerland

Weight: 30.4 oz

Overall length: 10.2"

Status: Active

Intended use: Duty/Tactical