Firearms

Heym Express .458 Win Mag

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

Heavy dangerous-game bolt-action in .458 Winchester Magnum — the American-standard stopping cartridge developed by Winchester in 1956 to replace British Nitro Express calibers with a more affordable option. Heym Express action reinforced for the high-pressure .458 cartridge.

Type: Rifle

Action: Bolt-Action

Caliber: .458 Winchester Magnum

Capacity: 4

Year introduced: 1990, Germany

Weight: 128 oz

Overall length: 44"

Status: Active

Intended use: safari