The FN 509 Tactical is a high-performance pistol that's already packed with features right out of the box. However, like any firearm, there are always ways to enhance its performance, ergonomics, and aesthetics.

Whether you’re a competitive shooter, a self-defense enthusiast, or someone who simply enjoys customizing their firearms, the following upgrades can take your FN 509 Tactical to the next level.

Here are some of the best upgrades available, reviewed in detail to help you make informed decisions.

Top Upgrades

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Barrels & Parts⁠

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Slides & Parts⁠

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Triggers & Parts⁠

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Frames & Parts⁠

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Sights & Parts⁠

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Safeties & Parts⁠

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Action Parts⁠

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Grips⁠

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Hammer Parts⁠

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Recoil Parts⁠

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Magazines⁠

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Top 7 Best Upgrades For FN 509 Tactical

1. Trijicon RMR Type 2 Red Dot Sight

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Specifications

Reticle: 3.25 MOA Dot

Battery Life: Over 4 years (continuous use)

Adjustment Range: 150 MOA total travel

Weight: 1.2 oz (with battery)

Best Features

Durable Construction: Forged aluminum housing ensures durability.

Auto-Brightness Mode: Automatically adjusts the brightness to match the environment.

Parallax-Free: Ensures accuracy by eliminating parallax error.

Long Battery Life: Efficient battery usage provides years of reliable performance.

Pros

Robust and reliable in various conditions.

Clear and crisp reticle.

Easy to mount and adjust.

Cons

Higher price point compared to some competitors.

Battery replacement requires removal of the sight.

Experience When Using the Product

Using the Trijicon RMR Type 2 on the FN 509 Tactical has been a game-changer. The red dot sight enhances target acquisition speed and accuracy, making it ideal for both tactical and competition settings. Its robust build quality means it can withstand rigorous use without losing zero, which is crucial for a defensive firearm.

Online Customer Comments

Many users on forums like AR15.com and Reddit praise the RMR Type 2 for its reliability and clarity. Some have noted that while it is more expensive, the performance justifies the cost, especially for serious shooters.

Why It Fits This Gun

The FN 509 Tactical is designed to be optics-ready, and the Trijicon RMR Type 2 complements this feature perfectly. Its durability and performance align with the FN 509 Tactical’s rugged and versatile nature, making it a top choice for this firearm.

2. Apex Tactical Specialties FN 509 Action Enhancement Kit

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Specifications

Material: Machined steel and anodized aluminum

Weight: 0.25 lbs

Compatibility: FN 509, FN 509 Tactical

Best Features

Improved Trigger Pull: Reduces pull weight to approximately 5.5 lbs.

Smoother Trigger Break: Enhances overall trigger feel and control.

Direct Drop-In Replacement: Easy installation without the need for a gunsmith.

Pros

Noticeable improvement in trigger performance.

Enhanced accuracy and control.

High-quality construction and materials.

Cons

Requires some mechanical skill to install.

Can be pricey for a trigger upgrade.

Experience When Using the Product

The Apex Tactical Enhancement Kit dramatically improves the FN 509 Tactical’s trigger pull, making it lighter and smoother. This results in better accuracy and faster follow-up shots, crucial for both competitive and defensive scenarios. Installation is straightforward, but I’d recommend following the provided instructions closely or seeking help if you're not confident in your mechanical skills.

Online Customer Comments

Customers on sites like Brownells and MidwayUSA often highlight the significant improvement in trigger performance and feel. Users appreciate the smoother, lighter trigger pull, noting it enhances the overall shooting experience.

Why It Fits This Gun

The FN 509 Tactical already has a good trigger, but the Apex kit makes it even better, enhancing precision and control. This upgrade is ideal for shooters looking to get the most out of their FN 509 Tactical.

3. Streamlight TLR-7A Tactical Weapon Light

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Specifications

Lumens: 500

Run Time: 1.5 hours

Beam Distance: 140 meters

Weight: 2.4 oz

Best Features

Compact Design: Doesn’t add much bulk to the firearm.

Ambidextrous Switch: Easy activation for both left and right-handed shooters.

High Lumens: Provides excellent illumination in low-light situations.

Safe Off Feature: Prevents accidental activation and saves battery life.

Pros

High brightness for its size.

Easy to mount and operate.

Durable and water-resistant.

Cons

Shorter battery life compared to larger lights.

Limited to specific holster compatibility.

Experience When Using the Product

The Streamlight TLR-7A offers a perfect balance of size and performance. Mounted on the FN 509 Tactical, it provides ample illumination for low-light situations without adding significant bulk or weight. The ambidextrous switch is a thoughtful feature, ensuring easy activation regardless of your dominant hand.

Online Customer Comments

Users on Amazon and OpticsPlanet rave about the TLR-7A’s brightness and compact design. Many appreciate the ease of installation and the enhanced situational awareness it provides in low-light conditions.

Why It Fits This Gun

The FN 509 Tactical is often used in tactical and defensive roles where a reliable weapon light is essential. The Streamlight TLR-7A’s compact size and powerful output make it a perfect match for this pistol, enhancing its functionality without compromising its form factor.

4. Truglo TFX Pro Tritium + Fiber-Optic Xtreme Handgun Sights

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Specifications

Material: CNC-machined steel

Illumination: Tritium and fiber-optic

Compatibility: FN 509 series

Best Features

Day/Night Capability: Fiber-optic for daylight and tritium for low light.

Durable Construction: Shock-resistant and CNC-machined steel housing.

Easy Installation: Fits standard sight cuts without modifications.

Pros

Excellent visibility in all lighting conditions.

Robust and durable.

Simple to install.

Cons

Slightly higher price point.

Requires some skill to install precisely.

Experience When Using the Product

The Truglo TFX Pro sights provide exceptional visibility, whether in bright daylight or complete darkness. The combination of tritium and fiber-optic technology ensures you can quickly acquire your target in any environment. Installation was straightforward, and the results were immediate, improving my accuracy and confidence with the FN 509 Tactical.

Online Customer Comments

Many shooters on forums and review sites like The High Road and GlockTalk commend these sights for their clarity and durability. Users highlight their effectiveness in various lighting conditions, making them a popular upgrade for defensive pistols.

Why It Fits This Gun

The FN 509 Tactical benefits greatly from the enhanced visibility provided by the Truglo TFX Pro sights. Their robust design and superior sight picture align perfectly with the pistol’s tactical applications, making them an excellent choice for an upgrade.

5. Talon Grips for FN 509

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Specifications

Material: Rubber or granulate textures

Thickness: 0.5 mm

Weight: Negligible

Best Features

Enhanced Grip: Improves handling and control.

Custom Fit: Precisely cut for the FN 509.

Easy Installation: Simple peel-and-stick application.

Pros

Affordable and effective upgrade.

Available in different textures.

Improves grip without adding bulk.

Cons

May wear over time with heavy use.

Granulate texture can be abrasive against the skin.

Experience When Using the Product

Talon Grips significantly enhance the handling of the FN 509 Tactical. Whether you choose the rubber or granulate texture, the improved grip provides better control and comfort, especially during rapid fire or extended shooting sessions. Installation is a breeze, and the added control is immediately noticeable.

Online Customer Comments

Users on forums like FNForum and product reviews on Talon’s website frequently mention the improved grip and control. Many appreciate the affordable price and easy installation, making it a popular upgrade for FN 509 owners.

Why It Fits This Gun

The FN 509 Tactical’s ergonomic design is further improved with Talon Grips. Enhanced grip and control are crucial for tactical and competitive shooting, making this a simple yet effective upgrade.

6. Tyrant Designs Extended Magazine Release

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Specifications

Material: Aluminum

Finish: Anodized

Weight: Light

Best Features

Extended Design: Easier and faster magazine changes.

Durable Construction: Machined from high-quality aluminum.

Stylish Appearance: Available in various colors to match your style.

Pros

Quick and easy magazine releases.

High-quality and durable.

Enhances overall firearm aesthetics.

Cons

Requires some skill to install.

May be too large for some users.

Experience When Using the Product

The Tyrant Designs Extended Magazine Release makes reloading the FN 509 Tactical much faster and more efficient. The extended design is easy to reach without adjusting my grip, and the aluminum construction feels solid and durable. It also adds a nice touch of personalization with its various color options.

Online Customer Comments

Many users on sites like Primary Arms and Tyrant Designs’ own website appreciate the improved functionality and stylish look.

Reviews often mention the ease of installation and noticeable improvement in magazine changes.

Why It Fits This Gun

For shooters looking to enhance their speed and efficiency during reloads, the Tyrant Designs Extended Magazine Release is an excellent choice. Its ergonomic design and durable construction make it a practical upgrade for the FN 509 Tactical.

Conclusion

Upgrading your FN 509 Tactical with the right accessories can significantly enhance its performance and suitability for your shooting needs. Whether you prioritize improved accuracy, faster target acquisition, enhanced ergonomics, or all of the above, the products reviewed above offer excellent solutions. From red dot sights to trigger enhancements and ergonomic grips, each upgrade is designed to maximize the FN 509 Tactical’s capabilities.

Remember to consider your specific shooting style and preferences when choosing upgrades. What works best for one shooter may not necessarily be the ideal choice for another. By carefully selecting upgrades that align with your needs, you can truly customize your FN 509 Tactical to suit your shooting goals.

FAQs

1. How do I choose the best upgrades for my FN 509 Tactical? Choosing upgrades depends on your specific needs and shooting style. Consider factors like improved accuracy, faster target acquisition, ergonomics, and ease of installation.

2. Are these upgrades easy to install, or do I need a gunsmith? Most of the upgrades reviewed here are designed for easy installation and can be done at home with basic tools. However, if you're unsure, consulting a gunsmith is always a good idea to ensure proper installation.

3. Will these upgrades void my warranty? Generally, minor upgrades like sights and grips should not void your warranty. However, major modifications to internal components may affect warranty coverage, so it's best to check with FN America or your retailer.

4. How can I ensure compatibility with my FN 509 Tactical? Always check the manufacturer’s specifications and compatibility information before purchasing any upgrade. This ensures that the upgrade will fit and function properly with your specific model of the FN 509 Tactical.

5. Where can I find these upgrades for purchase? Most of these upgrades are available through online retailers specializing in firearm accessories, as well as directly from the manufacturers’ websites.

By following these guidelines and considering the products reviewed here, you can enhance your FN 509 Tactical to better suit your shooting preferences and performance requirements. Happy shooting!

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This comprehensive guide provides detailed insights into some of the best upgrades available for the FN 509 Tactical, ensuring you can make informed decisions to optimize your firearm’s performance and usability.

Top Upgrades

Top 7 Best Upgrades For FN 509 Tactical

1. Trijicon RMR Type 2 Red Dot Sight

Experience When Using the Product

Online Customer Comments

Why It Fits This Gun

2. Apex Tactical Specialties FN 509 Action Enhancement Kit

Specifications