Montana Rifle Company Model 1999 in 300 Winchester Magnum. The 300 Win Mag is Montana's workhorse magnum for elk, moose, and grizzly country, and MRC's Model 1999 in this chambering was designed with that specific hunting context in mind. Controlled-round-feed for field reliability, premium barrel for the accuracy the cartridge is capable of. Type: Rifle Action: Bolt-Action Caliber: 300 Winchester Magnum Capacity: 1 Year introduced: 1999, USA Weight: 68 oz Overall length: 45" Status: Active Intended use: hunting