Laser Bore Sight Kit For .177 To 12ga Multiple Caliber Dot Boresigh Bore Sighting Laser With Press Switch For Rifles 

• 【Caution】: Avoid the eyes to be exposed to the beam directly
• 【Advantage】: 12 adapters will fit almost all calibers from .17 to 12ga. Never worry the adapter will be stuck in the barrel; Press switch design is much easier to turn ON/OFF the light;
• 【Efficiency】: Increase the accuracy and speed to sight the bore for serious hunters, shooters, Policemen. Save both time and money by avoiding prolonged live fire tests at the range
• 【Easy for Using】: Very simple and easy for using. Just screw the adapter on the small end of the tool and insert the tool into the barrel. Only need few minutes to zero your scope.
• 【Quality】: Using high quality module with qualified electronic components to support longer and consistent lifetime