Features: Open Target Turrets Fully Multi Coated Lenses Built in sunshade Quick focus eyepiece Bullet drop compensator calibrated for the .223 cartridge with a 55 grain bullet Reticules illuminate in Red or Green with multiple brightness setting Integrated Quick Release weaver style/ picatinny mounting system Specifications: MAGNIFICATION:6X TUBE DIA. N/A OBJECTIVE DIA. (MM) 42.00 FOV (FEET AT 100 YARDS) 18.3 EYE RELIEF (in) 2.4 EXIT PUPIL(MM) 6.7 RETICLE: MIL-DOT N.W(OZ.) 15.2 LENGTH (in) 7.38 CLICK VALUE : 1/4 M.O.A. EXTERIOR FINISH: MATTE BLACK LENS COATING: GREEN MOUNT:INTEGRATED (WEAVER STYLE QUICK RELEASE)