Firearms

Ruger GP100 10mm 4.2-inch

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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

GP100 chambered in 10mm Auto with moon clip feeding. High-capacity powerful revolver.

Type: Revolver

Action: Double-Action

Caliber: 10mm Auto

Capacity: 7

Year introduced: 2020, USA

Weight: 40 oz

Overall length: 9.5"

Status: Active

Intended use: Hunting, Self-Defense, Wilderness