Are you looking to remove the rear sight on your Sig P365XL pistol? This guide will provide you with step-by-step instructions on how to do so safely and correctly. With the help of this guide, you will be able to easily remove the rear sight of your Sig P365XL and replace it with a new one. So, let’s get started!
Step-by-Step Guide on How to Remove the Rear Sight on a Sig P365XL
- Start by removing the rear sight plate. To do this, you will need to use a punch and a hammer. Place the punch at the base of the rear sight plate and gently tap the punch with the hammer until the rear sight plate pops off.
- Next, use an Allen wrench to remove the rear sight. There will be three small screws located in the rear sight. Unscrew the screws and remove the rear sight.
- After you have removed the rear sight, you will need to install the new rear sight. Place the new rear sight in the same position as the old one and use the Allen wrench to screw it in place.
- Finally, replace the rear sight plate. Place the rear sight plate on top of the rear sight and use the punch and hammer to tap it into place. Once it is secure, the rear sight is ready to be used.
Common Reasons to Remove the Rear Sight on a Sig P365XL
There are several common reasons to remove the rear sight on a Sig P365XL. The first is to reduce the overall weight of the gun. The rear sight on the P365XL can be removed easily, reducing the overall weight of the gun by a few ounces. This can help make the gun easier to carry and handle.
The second reason to remove the rear sight is to install an aftermarket sight. Aftermarket sights often offer more features and improved accuracy, making them an attractive upgrade for many shooters. Removing the rear sight allows for the installation of the aftermarket sight of your choice.
The third reason to remove the rear sight is for the installation of a red dot sight. Red dot sights are becoming increasingly popular for pistol shooters, offering increased accuracy and faster target acquisition. As with aftermarket sights, the installation of a red dot requires the removal of the rear sight.
Finally, some shooters choose to remove the rear sight for aesthetic reasons. Some shooters simply prefer the look of an open slide with no rear sight, and removing the rear sight is an easy way to achieve this look.
Tools You Need to Remove the Rear Sight on a Sig P365XL
The tools you will need to remove the rear sight on a Sig P365XL depend on the type of rear sight you have. If you have a dovetailed rear sight, you will need a sight pusher and a set of punches. The sight pusher allows you to push the sight out of the dovetail while the punches are used to tap it in if you need to adjust the sight position. If you have a windage adjustable rear sight, you will need a flat head screwdriver and a pair of needle nose pliers. The screwdriver is used to loosen the screws and the pliers are used to adjust the sight position. Finally, you may need a pair of safety glasses to protect your eyes when dealing with the small parts.

Safety Tips for Removing the Rear Sight on a Sig P365XL
When removing the rear sight from your Sig P365XL, it is important to follow proper safety procedures. The first step is to ensure that the firearm is completely unloaded and that no ammunition is in the chamber or magazine. Next, unload any magazine that may be in the gun and remove it from the firearm. After that, secure the firearm in a vise so that it won’t move while you are working.
Once the firearm is secure, use a sight pusher to remove the rear sight. Carefully insert the pusher into the base of the rear sight and slowly apply pressure while turning the pusher handle. Do not use excessive force or attempt to pry the sight off with a screwdriver or other tools. If the sight does not move, stop and inspect for any obstructions, such as debris or an improperly-fitted sight.
Once the rear sight is removed, inspect the dovetail slot to ensure that no debris or dirt has been left behind. If any debris is present, use a cleaning brush to remove it before reinstalling the sight.
When re-installing the rear sight, make sure to follow the same steps in reverse. Insert the sight into the dovetail slot and use the sight pusher to press it into place. Be sure to apply a small amount of gun grease or oil to the sight before re-installing it to ensure that it moves smoothly within the dovetail slot.
Finally, once the sight is completely re-installed, test it for proper functioning by shooting a few rounds through the gun. If the sight is not functioning properly, remove it again and check for any debris or obstructions that may be present.
Install an Aftermarket Sight on a Sig P365XL
Installing an aftermarket sight on a SIG P365XL is a relatively simple process that can be completed in just a few minutes. Before beginning, make sure you have the appropriate tools including a sight pusher, a 3/32 punch, and a torque driver.
To begin, remove the rear sight by depressing the rear sight plunger with the 3/32 punch and pushing the sight from the slide. Once the rear sight has been removed, you can install the new sight by sliding it into the dovetail cut in the slide and securing it with a setscrew.
Once the new sight is in place, you can use a sight pusher to adjust the sight to the desired elevation and windage. Make sure to use the torque driver to tighten the setscrew to the manufacturer’s recommended settings.
Finally, you can re-install the rear sight. Use the 3/32 punch to depress the plunger and slide the sight into the dovetail cut. Make sure to secure the rear sight with a setscrew and torque driver.
Once the new sight is installed and secured, you can enjoy the improved accuracy and performance of your SIG P365XL.
Benefits of Upgrading the Rear Sight on a Sig P365XL
The Sig P365XL is a popular handgun for personal defense and competition shooting. Upgrading the rear sight can provide a variety of benefits to users of this firearm.
The first benefit of upgrading the rear sight on a Sig P365XL is improved accuracy. A quality sight upgrade can provide a clearer view of the target, making it easier to aim and shoot with greater precision. It can also provide a more repeatable sight picture when transitioning from target to target, allowing for faster and more accurate follow-up shots.
The second benefit is improved sight visibility in low light conditions. An upgraded rear sight can be outfitted with tritium inserts, which are designed to absorb ambient light and luminesce in dark environments for improved target acquisition. This can make it much easier to acquire and engage targets in low light conditions.
The third benefit is enhanced durability. An upgraded rear sight can be made from higher quality materials, such as stainless steel or aluminum, which can provide greater durability and resistance to wear and tear. This can help ensure that the sight remains accurate and reliable over time.
Frequently Asked Questions[FAQs]
What tools do I need to remove the rear sight from a Sig P365XL?
To remove the rear sight from a Sig P365XL, you will need a 3mm Allen wrench, a small pair of needle-nose pliers, and a small flat-head screwdriver. You may also want to have a pair of safety glasses on hand to protect your eyes during the process.
How do I access the rear sight on a Sig P365XL?
To access the rear sight on a Sig P365XL, you will need to remove the slide from the frame. Once the slide is removed, the rear sight will be visible and accessible.
How do I remove the rear sight from a Sig P365XL?
To remove the rear sight from a Sig P365XL, use the 3mm Allen wrench to remove the set screw holding it in place. Once the set screw is removed, use the small pair of needle-nose pliers to carefully pull the rear sight away from the slide.
What should I do if the set screw doesn’t come out easily?
If the set screw doesn’t come out easily, you may need to use a small flat-head screwdriver to help loosen it. Use the screwdriver to carefully pry the set screw up and out of the slide.
Is there any other hardware that needs to be removed to take off the rear sight?
No, the only hardware that needs to be removed is the set screw. Once the set screw is removed, you should be able to pull the rear sight off the slide.
Do I need to be careful when removing the rear sight?
Yes, you should be very careful when removing the rear sight. Make sure to use the correct tools and be careful not to damage the slide or the rear sight.
What should I do if I accidentally damage the rear sight when removing it?
If you accidentally damage the rear sight when removing it, you will need to purchase a replacement. Make sure to use the correct tools and take your time when removing the rear sight to prevent any damage.
Can I install a new rear sight on a Sig P365XL?
Yes, you can install a new rear sight on a Sig P365XL. Make sure to use the correct tools and follow the installation instructions carefully. If you are unsure of the installation process, it is best to consult a qualified gunsmith.
Conclusion
Removing the rear sight from a Sig P365XL is relatively straightforward and requires only a few basic tools. With the correct instructions, the process can be completed quickly and easily, allowing you to customize your firearm as desired.