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Product Overview

Brand New - Limited Acquisition from Thun, Switzerland - FINAL RESTOCK 6 APRIL 2026

This is brand new 5.56mm headstamped brass. It includes the year made ('24) and a T for Thun, which is the city in Switzerland where this brass is made. Swiss P manufacturers some of highest quality rifle ammunition in the world, trusted by both militaries and police agencies due to extremely tight tolerances and repeatability.

Quantities Available:

100 ct

500 ct

Stats on a 50 ct Sample Size:

Extremely uniform in weight - most cases are less than 1 grain difference. Extreme spread was about 1.4 gr on a couple of outliers.

Standard Deviation, s: 0.39231827978449

Count, N: 50
Sum, Σx: 4981.46
Mean, x̄: 99.6292
Variance, s2: 0.15391363265306

Specification

Additional information

Quantity

100 ct, 500 ct

New Swiss P 5.56x45mm Brass

Price range: $37.00 through $165.00

($0.37 per piece)

Product Overview

Brand New - Limited Acquisition from Thun, Switzerland - FINAL RESTOCK 6 APRIL 2026

This is brand new 5.56mm headstamped brass. It includes the year made ('24) and a T for Thun, which is the city in Switzerland where this brass is made. Swiss P manufacturers some of highest quality rifle ammunition in the world, trusted by both militaries and police agencies due to extremely tight tolerances and repeatability.

Quantities Available:

100 ct

500 ct

Stats on a 50 ct Sample Size:

Extremely uniform in weight - most cases are less than 1 grain difference. Extreme spread was about 1.4 gr on a couple of outliers.

Standard Deviation, s: 0.39231827978449

Count, N: 50
Sum, Σx: 4981.46
Mean, x̄: 99.6292
Variance, s2: 0.15391363265306

Specification

Additional information

Quantity

100 ct, 500 ct

Customer Reviews

5.0
Based on 7 reviews
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1-5 of 7 reviews
  1. I’ve not loaded any yet but I did take a sampling from each bag and weights are very consistent, trim lengths spot on, no issues found with flash holes. From all outward appearances this appears to be very good brass.

  2. Beautiful. How about some some Swiss 7.5×55? Now we’re talkin.