ACOG 3.5×35 scope with Red Crosshair Reticle—the ranging reticle is calibrated for 5.56 (.223 cal) flat-top rifles to 1000 meters. Includes Flat Top Adapter. Daytime illumination is provided by fiber optics and Tritium illuminates the scopes at night. The TA11-D-100557 combines the technology of the 3.5×35 Trijicon ACOG gun sight with the 3.25 MOA Trijicon RMR Type 2 red dot sight. This provides the shooter with the option of quick acquisition close range sighting with the Trijicon RMR Type 2 sight and the precision for longer range shooting with the Trijicon ACOG 3.5×35. – The TA11-D-100557 also includes: – 1 3.25 MOA Trijicon RMR Type 2 attached with mount – 1 Flattop Adapter for Military style Rail (TA51) – 1 LENSPEN® (TA56) – 1 Lanyard Assembly for Adjuster Caps (TA71E) – 1 Trijicon Logo Sticker (PR15) – 1 ACOG BAC Manual – 1 Warranty Card – Magnification: 3.5x – Objective Size (mm): 35 – Bullet Drop Compensator: Yes – Length (in): 8 – Weight (oz): 14.0 w/out RMR or mount – Illumination Source: Fiber Optics & Tritium – Reticle Pattern: Crosshair – Day Reticle Color: Red – Night Reticle Color: Red – Calibration: 0.223 – Bindon Aiming Concept: Yes – Eye Relief (in): 2.4 – Exit Pupil (mm): 10 – Field of View (Degrees): 5.5 – Field of View @ 100 yards (ft): 28.9 – Adjustment @ 100 yards (clicks/in): 3 – Mount: TA51 – Mount Comes With: TA51 – Housing Material: Forged Aluminum