LaserLyte MDX Deluxe Bore Sight Kit - .22-.50 Cal - This universal deluxe kit includes the Universal Laser Bore Sight and all adapters to fit almost every caliber. Quickly and easily sight in your iron sights, laser sights, red dots or scopes without going to the range. Save time, money and ammo with this complete kit. Comes complete with handy Range case for easy transport to and from the range. Fits .22 to .50 Cal and 12 & 20 Gauge shotguns; Sight-in firearms with ease; Included bubble level for easy scope leveling; Save time, money and ammo by bore sighting before shooting; Non-marring polymer adapters center the laser precisely in the barrel and prevent damage; Batteries included;