PORMUCAL 12 Gauge Cartridge Laser Bore Sight, 12GA Brass Red Dot Laser Boresighter

Description

* 12GA Cartridge Boresighter, Enhances precision and accuracy * High quality brass,good quality for long time use * Dot Size: 2" at 100 yds, Laser Wavelength: 635-655nm, Sighting Range: 15-100 yards * Designed for fast gun zeroing and sighting * Class IIIA laser, Laser Beam: <5 mW. * Simply place batteries in end cap-twist and end cap to turn on-and place in chamber