Easy-to-use, self-contained boresighting system fits in the chamber of your rifle or pistol and projects a powerful red laser beam aligned with the bore axis for sighting to the point-of-aim without firing a shot. Works with scopes, holographic red dot sights, and variety sights. Durable, machined brass housing looks like a cartridge case but actually contains the entire laser system and batteries.Compare it’s price and quality with others ,you choose it without hesitation. Insert the batteries and screw the cap on the housing to turn on the laser; remove the batteries to turn off. Insert the entire assembly into the chamber, gently close the action, and aim at a target 20-30 yards away. Adjust windage and elevation of the scope or sights so point-of-aim is zeroed on.
- Fits.243/.308 Cartridge.Sighting or zeroing in your iron sights, red dots, or scopes quickly and easily.
- LED Type: Visible Red Laser.Included Batteries: 3 x AG3 or LR411 Button Cell.