Letter Re: A Useful Rifle Zeroing Technique, and Effective Spotter Sighting Offsets
Dear Jim, You brought up an excellent point when you mentioned zeroing weapons. Everyone should know how to battle sight zero their primary defensive weapon (assuming adjustable sights). The procedure is as follows: Move the sights all the way left (rear) and down (front). Count the number of clicks or turns necessary to reach the opposite extreme. Move the sights back to the halfway position and remember this number (it can be written on a laminated card in the butt/grip or even on the side of the stock). This is mechanical zero. It should be fairly close to actual zero …