AT3(TM) AR-15 Ejection Port / Dust Cover Assembly - Red (Color: Red)

AT3 AR-15 Dust Cover Assembly Also called an AR-15 ejection port cover, the dust cover on your AR-15 helps seal your AR-15's bolt carrier against the elements while not in use. This is a perfect replacement part if you've got one that's damaged, or just want to add some color with one of 8 Cerakote [...]