Hawke Sport Optics HK4010 Sidewinder 30 Side Focus 6-24X56 1/2 Mil Dot IR Scope, Black 6-24x56 1/2 mil dot IR Glass etched red/green illuminated reticle 4" Large side wheel Coil erector spring provides stability during recoil Locking 1/4 M.O.A target style turrets