5.56 X 45mm 55gr Lead-Free Frangible Ammunition!! NEW Brass, 300
5.56 55gr Frangible Lead-free primer-Non-toxic. Fully Processed and Lab Tested! Velocity of 2350 FPS.
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5.56×45mm NATO - Wikipedia
Ammo Inc 5.56x45mm Ammunition 55 Grain M193 Full Metal Jacket Military Brass Range Pack 150 Rounds AI556055FMJ-MS150 - Centerfire Systems
Murdoch's – Aguila Ammunition - 5.56 NATO 62 Grain M855 Ammo - 300 Rounds
5.56×45mm NATO - Wikipedia
223 / 5.56 Ammo in Stock for Sale Cheap Bulk Deals
Mead lead free ammo? Anyone have experience, thoughts and review on this ammo? found a deal for $200 for 300 rounds. : r/CAguns
Federal Lake City 5.56x45mm Ammo 50 Grain NT Frangible SP - Ammo Deals
What is the difference (if any) between the ammunition used by the US military and what civilians use? - Quora
5.56x45mm Ammo - 20 Rounds of 55 Grain Frangible by SinterFire
Winchester 5.56x45mm NATO USA556JF 50 gr Jacketed Frangible 20 per box