Colorado Shooter Instruction - 223 -vs- 5.56 Ammunition There are some differences you'll notice right off the bat between .223 Remington and 5.56 NATO Ammunition: On the case rim, you'll notice “223”
Bradite One Can Eggshell Multi-Surface Primer and Finish (OC64) 2.5L - (BS 381C 223) Middle bronze green | DIY at B&Q
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Hornady 53gn .223 Superformance Light Primer Strike Issue - Bullets, Cartridges and Reloading - Pigeon Watch Forums
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