Sightmark Laser Chamber Boresighters - .243/.308/7.62

A quick and easy way to sight in your rifle scope, Sightmark Boresights give you a versatile tool to ensure an accurate aim. Offered in a multitude of in-chamber calibers as well as many different universal boresight options, these tools help you sight in a new gun or check the zero on your scope after a turbulent flight or other rough treatement. Quality boresights also make a great training aid when drawing your weapon.

Versatile tool ensures accurate aim

Sight in your scope or double check the zero on your scope after a rough ride

Also makes a great training aid when drawing your firearm

In-chamber calibers as well as many different universal boresight options