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A military small & medium caliber ammunition collection

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5.56 x 45mm United States

5.56 x 45mm Blank United States FC b 89 profile view.5.56 x 45mm Blank United States FC b 89 head view.

Details

TypeBlank
Projectile[none]
Caseplastic, aluminum head, white
Primerpercussion, flat, nickel, red annulus
HeadstampFC b 89