Hornady .257 Weatherby Magnum Unprimed Rifle Brass (brand part no. 8631) puts a 50-case box of consistent, high-velocity magnum brass in the hands of handloaders chasing flat-shooting accuracy. Hornady builds each case to tight tolerances for uniform wall thickness, weight, and internal capacity, letting the bullet seat properly in the case and the chamber alike. It’s a solid restock for hunters and varmint shooters who load their own .257 Weatherby Magnum ammunition for long-range performance in the field.

Key Specifications

• Chambered for .257 Weatherby Magnum, matching factory case dimensions for this belted magnum cartridge.
• Packaged 50 cases per box, sized for practical load development and range testing.
• Classified as rifle brass, built with the case head and body taper .257 Weatherby Magnum dies expect.
• Manufactured for uniform wall thickness and internal capacity, keeping powder charges and pressures consistent case to case.
• Ships at approximately 1.82 lbs per box, useful for planning bulk brass orders.
• Sold unprimed, so you select your own large rifle magnum primer at the bench.

Frequently Asked Questions

What caliber is this brass? It is .257 Weatherby Magnum brass, sized for rifle reloading.

Does it come with primers installed? No, these cases are unprimed so you can seat the primer of your choice.

How many cases are in a box? Each box contains 50 cases.

Buy the Hornady .257 Weatherby Magnum Unprimed Rifle Brass

Load flat-shooting .257 Weatherby Magnum ammunition on a foundation of consistent Hornady brass. Order from our reloading brass lineup at Hornady and Schaefer Defense will ship it fast, direct to your door from our Lubbock, Texas gun shop.