Product OverviewThe Sitelite SL-150 Ultra Mag Boresighter is an essential tool for firearm enthusiasts looking to improve their accuracy. This boresighting device features a lithium battery for extended life and super-strong magnets that securely center the laser in the muzzle, ensuring consistent precision. Its design allows for easy use across a range of calibers, making it versatile for both handguns and rifles, including shotguns and muzzleloaders.Intended UseThis boresighter is primarily used for aligning scopes accurately for hunting and target shooting.Who It Is ForThe Sitelite SL-150 is perfect for hunters and target shooters who need to ensure their optics are dialed in before heading to the range or field. Those who use firearms of different calibers will appreciate the included adapters. If you primarily use a specific caliber, a dedicated boresighter may be more suitable.Key FeaturesVersatile Compatibility: Adapters and O-rings fit all .22 to .50 caliber handguns and rifles, as well as 20- and 12-gauge shotguns and muzzleloaders, allowing for widespread use.Secure Magnet Design: Super-strong magnets in the arbor securely center the laser in the muzzle, enhancing accuracy for each shot.No Metal Contact: The design ensures that no metal comes into contact with the rifling of your firearm, preserving the integrity of the barrel.Easy Setup: Simply place the target 25 feet from the muzzle, center the laser on the target, and adjust your scope's crosshairs for precise boresighting at 100 yards.Real-World UseImagine preparing for a day of hunting; with the Sitelite SL-150 Ultra Mag Boresighter, you can quickly ensure that your rifle is accurately sighted in. Set up your target, adjust your scope, and be confident that you are ready for that perfect shot.