Sig Sauer Electro-Optics Tango6T Flat Dark Earth 1-6x24mm Illuminated Hellfire SVPS Reticle The TANGO6T is designed for todays MSR/AR and bolt action platforms. The scope is the ideal solution for CQB/mid-range tactical engagements, 3 Gun competitions and hunting. The TANGO6T features Sig's HDX optical system for extreme clarity and low-light performance; 6x Super-Zoom Advanced Optical System; Illuminated reticle with 9 daylight and two night vision settings; laser engraved mounting line to align riflescope to scope rings and a power selector ring throw lever.