The Bushnell All Calibers Magnetic Boresighter Clam works on all calibers and firearms. Revolutionary design eliminates the need for arbors. Magnetically attaches to the muzzle to facilitate a quick sighting in. Etched glass reticle. Saves time and ammunition by helping you align the scope's crosshairs with the gun's bore before you even get to the range.
Optical boresighter designed for quick and easy sight in
Etched glass reticle
Magnetically attaches to muzzle of any firearm
Eliminates need for arbors or spuds
For use on all calibers and firearms