What is better, brass or steel cased ammo? In this test, 4 different AR-15 rifles are used to fire 40,000 rounds of ammo to determine the reliability of brass and steel cased ammo.
Ammo Used Includes:
- Federal 55gr – Brass-Cased – Copper Jacket
- Wolf 55gr FMJ – Steel-Cased with Polymer Coating – Bi-Metal Jacket (steel and copper)
- Tula 55gr FMJ – Steel-Cased with Polymer Coating – Bi-Metal Jacket (steel and copper)
- Brown Bear 55gr FMJ – Steel-Cased with Lacquer Coating – Bi-Metal Jacket (steel and copper)
