-scope mounting with the rings already installed onto the firearm,
eparate the upper section of the rings by removing the screws.
-attaching the boresighter to firearm muzzle
select the appropriate bore arbor from the kit by selecting caliber in dicated next to
each arbor and insert the notched end into the boresighter .
hand tighten the locking screw to attach firmly the boresighter(Fig.1and 2)
-Pre-Zeroing with the boresighter,adjust the windage and elevation turrets until the crosshairs line up with the center of the boresighter's
Grid.each division on the gril is equal to 4M.O.A.or inches at 100 yards.
-weight:1323g