XS Sight Systems Sight Set R3D 2.0 Green Standard Height Sig P320, P365, P226, P229; Springfield XD(M)(S)(E), HellCat; FN 509

XS Sight Systems R3D 2.0 sights are the premium solution for a traditional notch and post sighting system. The sights are engineered to provide a brighter, stronger, and easily installable sighting system for increased defensive preparedness. The R3D 2.0 rear is serrated to reduce glare and features tritium lamps to aid in sight alignment in any lighting condition. The 0.170" wide notch rear sight allows for more visibility on either side of the front sight post for faster sight alignment, espec