Firearms

SIG K31

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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

Swiss straight-pull service rifle. Exceptional accuracy, superb fit and finish. Highly underrated.

Type: Rifle

Action: Straight-Pull

Caliber: 7.5x55 Swiss

Capacity: 6

Year introduced: 1931, Switzerland

Weight: 136 oz

Overall length: 43.5"

Status: Discontinued

Military use: Yes

Intended use: Military service rifle