SureFire SOCOM556RC2DE SOCOM556-RC2 5.56x45mm NATO 1.50″ Diameter Flat Dark Earth Aluminum/Stainless Steel
Griffin Armament GAOP6TMFDE-W Taper Mount Optimus 6 6mm Fits 6.59″ Long 17-4 Stainless Steel Cerakote FDE
