Winchester Model 70 Extreme Weather SS in .300 Winchester Magnum with 26-inch stainless barrel. The long-action magnum version of the all-weather bolt rifle. Type: Rifle Action: Bolt-Action Caliber: .300 Winchester Magnum Capacity: 3 Year introduced: 2008, USA Weight: 96 oz Overall length: 46.5" Status: Active Intended use: Hunting, Long Range