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Peterson 7mm BR Unprimed Rifle Brass, 50 Count – Match-Grade

UPC: 850005375586

$65.99

14 in stock

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Description

The 7mm BR Remington is a benchrest and silhouette favorite for good reason. It's a short, stubby, efficient case that burns a modest powder charge and rewards careful load work with excellent accuracy at medium range. Peterson's take on it brings their match-grade production standard to a caliber that's historically been tough to source quality brass for, and that matters when you're chasing small groups and repeatable velocity.

What Sets This 7mm BR Brass Apart

Peterson runs small production batches with an in-house quality control department, aiming for tight case-to-case uniformity in wall thickness, weight, and concentricity. That kind of consistency is what keeps your neck tension even and your runout low, which is exactly what precision reloaders are after. All Peterson cases are annealed to help maintain uniform neck tension and extend case life through multiple firings, so you get more reloads per case when you take care of them. Everything is made in the USA.

Setting Up Your Peterson 7mm BR Loads

These cases ship unprimed, so you've got full control over primer selection to tune your loads. One thing worth noting before you head to the bench: this is a small rifle primer case with a 0.060" flash hole, which is tighter than the 0.080" hole found in large primer brass. You'll want an undersized or X-small decapping pin to deprime these cases cleanly, so check your die setup before you start.

The 7mm BR shines in benchrest, handgun silhouette out to 500 meters, and as a light-recoiling short-range option. It's also the parent case plenty of folks neck up for various Whisper-style wildcats. However you plan to run it, starting with consistent brass is half the accuracy battle, and this is a solid foundation to build on.

Key Specifications

  • Cartridge: 7mm BR Remington
  • Case Material: Brass
  • Primed: No (Unprimed)
  • Primer Size: Small Rifle Primer (SRP)
  • Flash Hole Diameter: 0.060"
  • Grade: Match-Grade
  • Annealed: Yes
  • Country of Origin: Made in USA
  • Quantity: 50 per box
  • Manufacturer: Peterson Cartridge
  • Manufacturer Part Number: 40044-R
  • UPC: 850005375586

What’s Included

  • 50 count box of Peterson unprimed 7mm BR rifle brass
  • Peterson plastic ammo storage box

Frequently Asked Questions

Does the Peterson 7mm BR brass come primed?

No, this brass ships completely unprimed. That gives you full control over primer selection so you can tune your loads exactly how you want. Keep in mind these are small rifle primer cases, so you'll be seating small rifle primers rather than large ones.

Why do I need a special decapping pin for this 7mm BR brass?

Peterson's small rifle primer cases use a 0.060" flash hole, which is tighter than the standard 0.080" hole found in large primer brass. A standard decapping pin may bind or not pass through cleanly. Peterson recommends using an undersized or X-small decapping pin to deprime these cases without issue.

What is the 7mm BR cartridge good for?

The 7mm BR Remington is a short, efficient benchrest-derived case known for inherent accuracy and light recoil. It earned its following in handgun silhouette competition, reaching out to 500 meters, and works well for short-range precision and light-recoil applications. It's also a common parent case for various necked-up wildcats.

How many times can I reload Peterson 7mm BR brass?

Case life depends on your load pressure and prep habits, but Peterson brass is annealed and built to above-average durability, so it holds up well through multiple firings. Many precision reloaders report strong case life when running moderate loads and keeping up with proper maintenance. Annealing between firings helps you get even more cycles out of each case.

Additional information

UPC

850005375586

Manufacturer

Manufacturer Part Number

40044-R

Shipping Weight

1.2

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