Check these replica optics for airsoft use and decide which one you would prefer to mount on your airsoft gun. Young On Airsoft talks about the OPP Tactical Vortex UH-1 or Holy Warrior Eotech EXPS in this video... "Short review of two great hologrpahic sights copies. Vortex UH-1 provided by OPP Tactical and Holy warrior Eotech EXPS copy. If you looking for sexy red dots, those product are for you!"