In its cheapest placement the stock will allow for the usage of iron sights or the stock might be lifted up to one.twenty five″ larger to be used with mounted optics. This stock process attributes an enhanced magwell reduction which allows for a lot easier operation of any M14/M1A magazine. https://archerrlxjw.answerblogs.com/26726950/a-simple-key-for-m14-ebr-stock-unveiled