The 4×32 ACOG scope provides a dual-illuminated reticle using fiber optics and tritium for a bright aiming point in any light condition. The ranging reticle allows for bullet drop compensation out to 600 meters without any manual adjustments. The TA31-CH-G also includes: 1 Lanyard Assembly for Adjuster Caps (TA71E) – Magnification: 4x – Objective Size: 32mm – Bullet Drop Compensator: Yes – Length: 5.8 – Weight: 9.9 oz. – Illumination Source: Fiber Optics and Tritium – Reticle Pattern: Crosshair – Day Reticle Color: Green – Night Reticle Color: Green – Calibration: .223 – Bindon Aiming Concept: Yes – Eye Relief: 1.5 – Exit Pupil: 8mm – Field of View: 7 Degrees – Field of View @ 100 yards: 36.8′ – Adjustment @ 100 yards (clicks/in): 3 clicks/in. – Mount: TA51 – Mount Comes With: TA51 – Housing Material: Forged Aluminum