Green/Red Laser Bore Sight Kit Accurate Laser Boresighter for .170 .22 to 12GA Caliber Rifle

Quickly Check Zero: Laser class IIIA, <4.5mW laser output. Simply chooses the caliber adapter and place the Boresight unit in the muzzle. The sight will emit a straight red laser beam with a long sighting range and provides a precise reference to zero-in your optic or iron sights, reducing cartridges and shells wasted
More Accurate: This red boresight installs in the barrel of the firearm, projects a laser beam from the center of the bore axis, and provides a precise reference to zero-in your optic or iron sights, reducing cartridges and shells wasted
Red Laser Sight Contains 12 adapters , perfectly fit for 0.17 to 12GA caliber. It perfectly fits for 0.17 30-30 0.223 0.22 300Win 0.357 0.45 0.4 0.327 20GA 12GA 380ACP 20GA FC 12GA FC Caliber green/ red bore sight kit.
Laser Sight Contains 12 adapters , perfectly fit for 0.17 to 12GA caliber. It perfectly fits for 0.17 30-30 0.223 0.22 300Win 0.357 0.45 0.4 0.327 20GA 12GA 380ACP 20GA FC 12GA FC Caliber green/ red bore sight kit.
Convenient Button Switch: Just lightly press to turn ON/OFF the laser bore sighter for all guns and control the boresight laser conveniently while pressing the switch and save power when you stop using it