Hornady 86721 Unprimed Cases 300RCM Rifle Brass 50 Per Box/5 Case

If you're hand-loading for your 300 Ruger Compact Magnum, Hornady 300 RCM unprimed brass cases are a reliable foundation for precision ammunition. These 50-count boxes deliver consistent quality cases that reloaders depend on to build match-grade rounds, whether you're fine-tuning loads for a long-range hunt, competitive shooting, or load development at the bench. Hornady brass is manufactured to tight tolerances, giving you the uniformity that translates into smaller groups and tighter velocity spreads downrange.

Unprimed cases are sold as raw brass—you'll size, prime, charge, seat, and crimp according to your own load data. This gives you complete control over each round and lets you tailor performance to your specific rifle and shooting goals. Since these are 300 RCM cases, verify your press and die setup handle Magnum-length brass if you're new to the cartridge.

Each box contains 50 pieces, and this product ships as five boxes per case for reloaders who shoot volume or want to stock up for the season. Whether you're working up a new hunting load or maintaining a supply of quality brass, Hornady's reputation for consistency makes this a go-to choice for reloaders serious about ammunition quality.

Key Features

• Hornady-manufactured 300 RCM rifle brass for precision reloading
• Unprimed cases—ready for your sizing, priming, and load development
• 50 cases per box; packaged as 5 boxes per case for volume convenience
• Manufactured to tight tolerances for shot-to-shot consistency

Specifications

Frequently Asked Questions

What's included in this product—is it primed or unprimed?

These are unprimed cases only. You'll need to prime them yourself as part of the reloading process. No primers, powder, or bullets are included.

How much brass am I getting?

One product unit contains 5 boxes of 50 cases each, for a total of 250 unprimed 300 RCM cases.

Can I use these with my current reloading setup?

Yes, as long as your dies, press, and other equipment are set up for 300 RCM brass. If you're new to this cartridge, confirm your tooling is compatible before you start loading.

Are these cases suitable for precision rifle and hunting loads?

Absolutely. Hornady brass is widely used by hunters and precision shooters for developing accurate, consistent ammunition across various applications—from long-range hunting to load testing.