You should be able to count clicks and return exactly to your current zero. Also, after an Appleseed, you should be able to set zero with 3 shots or so. Confirm with a couple shots and be done. Inches - Minutes - Clicks. Just another skill of a Rifleman.I\'ll often use a full magazine (28 or 30 rounds) to do it, and now . . . that\'s spendy!