Welcome back to 60 second reviews this Is the Trijicon ACOG model T831f the ACOG is the official mid-range Optic of the United States Marine Corps And the U.S Special Operations forces ACOG stands for advanced combat Optical Gun Sight now this model is a four power Fix model with an illuminated Chevron Reticle the illumination comes from this Fiber optic you can see here for Daylight shooting it also has tritium Illumination for low light situations The reticle looks like this it's a BDC Style reticle it has hash marks out to 800 yards for 556 or 223 ammunition this Is what it looks like you can see the Holdover and ranging Marks here now ACOG Optics are shock proof waterproof and They're dry nitrogen filled to eliminate Fogging acogs have a built-in pick rail You can see here a lifetime warranty and A reputation of one of the most reliable And useful combat style Optics on the Market today thank you
