Shop › FORTIS BILLET DUST COVER STD ODG FORTIS BILLET DUST COVER STD ODG $23.70 Fortis Manufacturing, Inc. Billet Dust Cover, Olive Drab Green, Fits AR-15 DC-STAND-ODG Quantity: Add To Cart Added! Fortis Manufacturing, Inc. Billet Dust Cover, Olive Drab Green, Fits AR-15 DC-STAND-ODG