Firearms

Ruger Mark I Standard .22 LR 4.75-inch

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Specifications

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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

Ruger Mark I Standard in .22 LR with 4.75-inch barrel. Second-generation Standard Model.

Type: Pistol

Action: Semi-Automatic

Caliber: .22 LR

Capacity: 9

Year introduced: 1950, USA

Weight: 32 oz

Overall length: 8.75"

Status: Discontinued

Intended use: Plinking/Target