Trijicon's ACOG is the gold standard for combat optics. With a 4x magnification, this optic is bomb proof, made from 7075-T6 aluminum. The tritium illuminated reticle makes it easily visible in both day and night time situations without the need to rely on batteries or electronics. The glass quality is exceptional with a forgiving eye relief of 1.5 inches. 

In excellent quality with no noticable nicks or dings. Glass is clear. Comes with a killflash installed. Reticle is green.