This Weatherby 300 Weatherby Magnum unprimed brass (Weatherby part no. BRASS300CT50) is a 50-count box of cases for handloaders, not loaded ammunition. Weatherby lists it on its own site as 300 Wby Mag unprimed brass in the 50-count size. Weatherby says its Magnum ammunition features Precision Brass, with CNC-machined primer pockets produced to match-grade specifications. Starting from unprimed cases leaves the primer, powder and bullet choice to you.

Key Specifications

• The cartridge is 300 Weatherby Magnum, so these cases are for building 300 Wby Mag handloads.
• The cases are unprimed, which leaves primer selection to the reloader.
• Each box holds 50 cases, enough for a full batch at the bench.
• The cases are brass, the traditional rifle case material for handloading.
• Weatherby describes the brass as Precision Brass with CNC-machined primer pockets produced to match-grade specifications, which supports consistent primer seating.

Frequently Asked Questions

Is this loaded ammunition? No. These are unprimed brass cases, a component for handloaders who add their own primer, powder and bullet.

How many cases are in the box? The box holds 50 unprimed 300 Weatherby Magnum cases.

What is special about the primer pockets? Weatherby says its Magnum brass has CNC-machined primer pockets produced to match-grade specifications.

Buy the Weatherby 300 Weatherby Magnum Unprimed Brass, 50-Count

If you load for a 300 Weatherby Magnum, this 50-count box gives you unprimed cases to start from. See more in our reloading brass section, then order from our Lubbock, Texas gun shop for fast, direct shipping.