The LaserLyte Laser Bore Sight Deluxe Kit will sight your gun in faster than any other method. The process is so simple that it saves you a lot of time. You will only need to fire 2-3 rounds of ammo so it will save you money. Find the right adapter for your caliber, shine your laser out to 25 yards, adjust crosshairs to the dot, then go fire your first 100 yard shot. Every accessory you need plus a great box to keep it all in. The Scope/Gun leveler uses laser power by projecting a leveled laser line on the wall that you can align your crosshairs to. You can level your gun, level your cross hairs, sight in a shot gun 12-20 gauge and have extra batteries and parts if you need them. Includes:Laser Bore SighterScope/gun levelerShotgun adapters 12-20 gaugeDaylight laser target393 silver oxide batteriesExtra tool kit with 4 adapters and screwsCase FeaturesUniversal laser bore sight kit fits .22 to .50 caliber rifles and pistolsFits firearms with a minimum barrel length of 3 inchesSimply s...