By aligning the rear sight and front sight, the gun can be very accurately aimed out to the limit of the shooters vision. In fact, contrary to popular belief, using iron sights is much more difficult than using a scope. 1. Knowing how to adjust the sights on your shotgun is important. Front and rear sights can be found on most shotguns. Make several shots (3 is enough) at a target which located on distance of 30-50 meters. Accuracy is paramount to shotgun firing. Find a safe place to shoot and ensure the gun is functioning properly. This can be especially true for older shooters like me. When you're zeroing-in your target rifle using iron sights, the first thing you'll need to do is get yourself to the point where you're shooting good groups (for some background on what that means, click here).Initially, you may notice that your nice, small groups are off-center from the bullseye or target you were using--and you might deduce that you're doing something wrong. Windage is horizontal adjustment of your sight. D2 = R2(D1/R1) = 26.25(5.3/1800) = 0.077" (magnitude of change to front sight height) Since the gun is hitting too high, the front sight must be lengthened by this much per the instructions cited previously; hence, the front sight must be replaced with a ⦠The top of the front blade is centered in the circle formed by the rear sight. Open sights are often a compromise that works okay with both. I mounted an LPA rear sight on my 3-gun shotgun, a Browning A-5., and put a higher front sight on a 24" slug barrel. If you sight your gun in 2 to 21â2 inches high at 50 yards, you'll be dead on or just a little low at 100, depending on which slug you're using. Letâs take a closer look at co-witnessing and how it works. All my long guns have aperture rear sights. Adjusting the sights on a shotgun can be simple if you complete the following process. I don't care for open sights on a long gun. An aperture rear sight is a ring or a hole in the rear sight. For shotguns, iron sights come in beads, open sights and ghost ring sights. What is co-witnessing: 1/3 and absolute On the negative side of the ledger, iron sights can be more difficult to see clearly and use properly than most scopes or optical sights. I also had it tapped for Thinwall Truchoke chokes. Out of all the things that you are able to stick on an AR, though, the most common and seemingly least understood are iron sights. [2] Recoil: Pad up. Bead and open sights are easy and quick to use with shot. Check results and make adjustments if needed. Works very well for me, with shot or slugs. Ghost rings can be used with shot effectively but arenât typically as fast but work well for slugs. Even though iron sights come standard on most rifles and handguns, learning how to use them effectively is a lot harder than it looks and takes practice and patience. The XS Express Big Dot sights take the place of traditional rifle sights on the shotgun barrel and are available with or without a tritium insert in the front sight. As we age, it becomes harder for our eyes to adjust quickly as we try to focus on the front or rear sights. Zeroing should be performed with a shotgun on a gun rest; this will enable you to hold shotgun still and make zeroing more reliable. There is literally no end to the number of items that can be mounted on an AR-15 rifle in some fashion, be it a high-end $4,000 scope designed for the most extreme range shooting or a rail-mounted bottle opener for extreme range drinking. Having iron sights will permit co-witness and engagement of targets even if the red dot dies.