Tactical Quick Detach Night Vision Compatible Reflex Sight And Weaver Bolt-on Scope Mount Rail Fits 12 Gauge Mossberg 500 590 835 Shotguns Tactical Reflex Sight With Quick Detach Mount Compatible With Some Night Vision Devices Integral Side Mounted Backup Aiming Sight Includes Weaver Mount For Mossberg 500 590 835 Shotguns This item cannot be exported !