Brownells 75th Anniversary - A Shooting Heritage
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Brownells Tech Tip: AR-15 5.56/.223/.223 Wylde

In this Tech Tip Brownells gun tech Steve Ostrem explains the difference between 5.56 NATO, .223 Remington, and .223 Wylde caliber ammunition.

WARNING: Never attempt to disassemble or reassemble a firearm unless you are absolutely certain that it is empty and unloaded. Visually inspect the chamber, the magazine and firing mechanism to be absolutely certain that no ammunition remains in the firearm. Disassembly and reassembly should follow the manufacturer’s instructions.

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