The FN 502, introduced by FN America, is a semi-automatic .22 LR pistol designed for training and target practice. A notable feature of the FN 502 is its compatibility with various sighting options, enhancing its versatility and user experience.
Factory-Installed Iron Sights
The FN 502 comes equipped with suppressor-height, three-dot iron sights. These taller sights are designed to co-witness with mounted optics, allowing shooters to maintain sight alignment even when using a suppressor or red dot sight. The three-dot configuration aids in quick target acquisition and improved accuracy during shooting sessions.
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Optics-Ready Design
One of the standout features of the FN 502 is its optics-ready slide. The pistol’s slide is pre-milled and includes multiple adapter plates, enabling users to mount a variety of micro red dot sights without the need for additional machining. This design caters to shooters who prefer using optics for enhanced precision and faster target engagement.
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Compatible Red Dot Sights
The FN 502’s modular optics system supports several popular micro red dot sights, including:
- Trijicon RMR: Known for its durability and clear sight picture, the RMR is a favored choice among shooters.
- Leupold DeltaPoint Pro: Offering a wide field of view and crisp reticle, the DeltaPoint Pro enhances target acquisition speed.
- Holosun HS507C: Featuring multiple reticle options and solar backup, the HS507C combines versatility with reliability.
When selecting an optic, ensure it is compatible with the FN 502’s mounting system and that the appropriate adapter plate is used for secure installation.
Installation and Zeroing
Mounting an optic on the FN 502 is straightforward due to its user-friendly design. After selecting the correct adapter plate, attach the optic according to the manufacturer’s instructions. Once mounted, it’s essential to zero the sight to ensure accuracy. This process involves adjusting the windage and elevation settings so that the point of aim aligns with the point of impact at a specific distance, typically 15-25 yards for a .22 LR pistol.
Benefits of Upgraded Sighting Systems
Enhancing the FN 502 with an optic offers several advantages:
- Improved Accuracy: Red dot sights provide a clear aiming point, reducing aiming errors and enhancing shot placement.
- Faster Target Acquisition: Optics allow shooters to quickly acquire targets without aligning traditional iron sights, beneficial in dynamic shooting scenarios.
- Training Consistency: For those using the FN 502 as a training platform, equipping it with similar optics as their primary firearm ensures consistency in sight picture and handling.
FAQ
1. Can I use the factory-installed iron sights without an optic?
Yes, the suppressor-height iron sights function effectively on their own and provide a clear sight picture for accurate shooting.
2. Do I need professional assistance to mount an optic on the FN 502?
While the FN 502 is designed for easy optic installation, if you’re unfamiliar with the process, consulting a professional gunsmith is advisable to ensure proper mounting and zeroing.
3. Will mounting an optic affect the pistol’s balance or handling?
Most micro red dot sights are lightweight and have minimal impact on the pistol’s balance. However, individual preferences vary, so it’s recommended to handle the firearm with the optic installed to assess any changes in feel.
4. Can I still use the iron sights with an optic installed?
Yes, the suppressor-height iron sights are designed to co-witness with mounted optics, allowing you to use either sighting system as needed.
5. Is the FN 502 suitable for concealed carry with an optic installed?
The FN 502 is primarily designed as a training and target pistol. While it can be carried, its size and the addition of an optic may make concealed carry less practical compared to more compact models.