Ar15 M4 .223 5.56mm A2 Delta Ring Assembly Including Aluminum Delta Ring, Weld Spring and Snap Ring. By Ade Advanced Optics
Brand New 5.56/.223 Mil-Spec delta ring assembly.A2 delta ring. Yes， its  the tapered oneIncludes all (3) pieces as shown with the aluminum delta ring, weld spring and snap ring.