30-30 WIN Laser Boresighter Brass Laser Bore Sighter for Rifle Gun30 30 WIN Laser Boresighter Brass Laser Bore Sighter for Rifle Gun ITEM DESCRIPTION Laser Cartridge Boresighter for 30 30 WIN Cartridge This compact boresighter system is designed for sighting in your rifles without firing a shot. Simply install the included batteries, place the entire assembly into the chamber, and gently close the action. The sight will emit a straight red laser beam, providing a precise reference for zeroing in your sights or