UTG 3.9" ITA Red/Green Circle Dot Sight w/Integral QD Mount none Imported Versatile dot sight for wide range of pistols, shotguns, and rifles; comes with integral quick detach mounting deck and flip-open lens caps Crisp and vivid red/green 4MOA target dot and 65MOA circle reticle Five brightness settings for diverse environmental backgrounds Instant aiming and locking on target with wide field of view and unlimited eye relief Non-reflection emerald coatings; optimal height design to co-witness with iron sights on AR models