Konus 7184: Fast becoming the go to optic of choice for three gun competitors, the true 1X-4X magnification range is perfect for everything from competitive shoots and close quarter combat, to providing fast and accurate target acquisition associated with hunting dangerous game. The robust 30mm, one-piece tube construction assures strength and durability. As with all the M-30\'s, the 1X-4X24mm was designed to handle the punishing recoil of todays most powerful guns.The unbreakable glass engraved, 30/30 dual illuminated reticle provides easy target acquisition, while the fully multi-coated optics provides increased luminosity at almost any hour of the day.