Lapua Unprimed Cases in 300 Winchester Magnum (Lapua part no. 4PH7096C) give precision handloaders the clean, consistent starting brass Lapua is known for in one of the most established magnum cartridges on the market. The .300 Winchester Magnum has earned its reputation through competitive target shooting, hunting, and military and law enforcement use, delivering excellent long-range performance across a wide range of bullet weights from 165 to 200 grains and beyond. It’s especially well regarded in Europe and North America as a .30-caliber magnum hunting cartridge, suited to open, large hunting fields for long-distance work on mid-to-large game with bullet weights exceeding 245 grains.

Key Specifications

• Chambered for 300 Winchester Magnum, a widely established long-range magnum cartridge.
• Cases ship unprimed, ready for the handloader’s own priming and load workup.
• Each box holds 100 cases, giving a solid working quantity for load development.
• The cartridge supports bullet weights from 165 to 200-plus grains for varied applications.
• Well suited to bullet weights exceeding 245 grains for long-distance, mid-to-large game hunting.

Frequently Asked Questions

What is 300 Winchester Magnum typically used for? It’s used across competitive target shooting, hunting, and military/law enforcement applications, prized for excellent long-range performance.

Are these cases primed? No, these ship as unprimed cases, ready for the handloader to prime and load to their own specifications.

Buy the Lapua Unprimed 300 Winchester Magnum Rifle Brass, 100-Count

Start your 300 Win Mag handloads with brass built to Lapua’s exacting consistency standards. Lapua is a trusted name among precision and long-range handloaders. Order it from our Lubbock, Texas gun shop and browse our full reloading brass selection for fast, direct shipping.