5.56 Primed brass cases. 500 case pack. - CDVS

Shop Combat Disabled Veterans' Surplus for 5.56 Primed brass cases. 400 case pack. - CDVS.

Is it true there are bullets calibres/patterns that cost $20 a pop? Why would a single bullet be so expensive? - Quora

223 Rem/5.56 Brass for Sale [in Stock]

Once-Fired .223 Brass and 5.56 Brass

Brass - Precision Reloading

First Breach

5.56 Primed brass cases. 500 case pack. - CDVS

Once-Fired .223 Brass and 5.56 Brass

Frontier Cartridge FMJ Rifle Ammunition 20 Round Box

Once-Fired .223 Brass and 5.56 Brass

Barnaul 7.62x39mm 123 Grain FMJ 500 Round Case [FC-24607094864589] - Cheaper Than Dirt

Primed Rifle Brass - Republic Ammunition