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.Precision accuracy, Material: Brass
Maximum output power: <5mw, FDA & Amazon Standards Type: Class IIIa
Maximum output power: <1mw Maximum output power: <1mw Operation: On/Off End Cap
Will NOT Work With Any Glock The Laser Boresight do not fit for a 9 x 19 mm, 9 mm Luger/Ruger and 9 mm parabellum.