5.56MM x 45

 CARTRIDGE CASE FOR 5.56MM X 45 AMMUNITION
 CARTRIDGE CASE, CUP FOR 5.56MM X 45 AMMUNITION
 FA956 PRIMER PRIMER FOR 5.56MM AND 7.62MM CARTRIDGE
 M16A1 RIFLE MAGAZINE CARTRIDGE MAGAZINE CARTRIDGE FOR THE M-16 A1 5.56MM
 M193 BALL CARTRIDGE COMPLETE CARTRIDGE
 M193 PROJECTILE PROJECTILE
 M193 TRACER PROJECTILE PROJECTILE, TRACER
 M27 CARTRIDGE LINK LINK FOR 5.56MM CARTRIDGE AMMUNITION
 MAGAZINE MAGAZINE CARTRIDGE FOR M-16 CAL.
 MAGAZINE LOADER SPEED LOADER FOR THE M-16 RIFLE
 NO. 41 PRIMER FOR 5.56MM AMMUNITION
 PRIMER FOR 5.56MM AMMUNITION
 STEEL CORE 5.56MM STEEL CORE
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