ACOG 3.5x35 scope with Amber Crosshair Reticle-the ranging reticle is calibrated for 7.62mm (.308 cal) flat-top rifles to 1200 meters. Includes Flat Top Adapter. Daytime illumination is provided by fiber optics and Tritium illuminates the scopes at night. - The TA11J308-A also includes: - 1 Flattop Adapter for Military Style Rail (TA51) - 1 3.5x35 Scopecoat (TA63) - 1 LENSPEN