SSI® Sight-Rite® Laser Boresighter puts you "on" without a single shot!
Fast, easy and it saves you time and ammo money! No ammo wasted getting sighted in. Comes with two sighting rods with caliber-specific O-rings for almost all common calibers, for use with a .22 - .50 caliber. Laser emitter, user's manual and 3 L1154 Alkaline batteries included. Measures 6"l., weighs 8 ozs.