USE LOCK TITE BLUE ON THE MOUNT SCREWS AND THE MAIN RING SCREW. I WOULDN' T USE IT ON THE TOP OF THE RING UNLESS YOU ARE FOR SURE YOU HAVE IT SET PERFECT FOR EYE RELIEF AND STRAIGHT CROSSHAIRS.

THE BLUE IS NICE BECAUSE IT WILL DRY TIGHT BUT YOU CAN STILL REMOVE THE SCREWS FAIRLY EASILY.