Ultimate Arms Gear 0.223 5.56 Caliber Rifle Empty Chamber Ejectable Safety Flag Load Indicator Brass Bottom Dummy Ammunition Ammo Shell Round, Foldable Pin Punch Tool Safety indicator is made of durable polymer and brass bottom the can be used over and over Construction: Durable polymer, bottom: brass, color: safety orange, offer you a load indicator that is "safety you can see" Folding pin punch tool Eject able, safety indicator removed from the chamber by charging Allows for mags to be loaded ready, while having the peace of mind knowing that gun cannot be fired until the safe-t-round is removed from the chamber