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Knights Armament 5.56 QDC 3-Prong Flash Suppressor Kit 1/2"-28

Knights Armament 5.56 QDC 3-Prong Flash Suppressor Kit 1/2"-28

Knights Armament · Muzzle Devices

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Best price

$129.96at AR15Discounts

checked Nov 10, 2026

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AR15Discounts Best price $129.96checked Nov 10, 2026 Check store Buy at AR15Discounts
Kentucky Gun Co $129.96checked Nov 10, 2026 Out of stock Buy at Kentucky Gun Co

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Price history

Dashed line = out of stock. Tracking since Oct 28, 2026.

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AR15Discounts$129.96$129.96$129.96
Kentucky Gun Co$129.96$129.96$129.96

Since Oct 28, 2026.

About this part

The Knights Armament 5.56 QDC 3-Prong Flash Suppressor Kit 1/2"-28 is a flash hider from Knights Armament. It's sold by 2 stores, all at $129.96.

Fits and works with

Caliber
5.56 / .223 · Shop matching ammo
Muzzle thread
1/2x28 · Muzzle devices

Specifications

Manufacturer
Knights Armament
Type
Flash Hider
Caliber
5.56 mm NATO

From the manufacturer

Enhance your AR-15's performance in low-light conditions with the Knights Armament 5.56 QDC 3-Prong Flash Suppressor Kit 1/2"-28. Designed for tactical shooters and firearm enthusiasts, this premium muzzle device delivers superior flash reduction while serving as a reliable mount for Knight's Armament Quick Detach Coupler (QDC) suppressors. Say goodbye to blinding muzzle flash that compromises your night vision and reveals your position-this kit ensures cleaner, more discreet shooting every time. Key Features Advanced 3-Prong Design: Engineered to effectively diffuse and suppress muzzle flash, minimizing visible signature for improved situational awareness during dusk or nighttime operations. QDC Suppressor Compatibility: Seamlessly integrates with KAC 5.56 QDC and 5.56 QDC/CQB suppressors, allowing quick attachment and detachment without tools for versatile setups. Precision Threading: 1/2"-28 TPI ensures a secure fit on standard 5.56mm rifle barrels, including popular AR-15 platforms. Complete Installation Kit: Includes shims and Rocksett thread locker for proper alignment and rock-solid installation, reducing the risk of baffle strike. Durable Construction: Crafted from high-quality steel with a corrosion-resistant black finish to withstand rigorous field use and harsh environments. Specifications Weight: 2.2 oz Length: 2.15 inches Width: 0.86 inches Height: 0.86 inches Material: Steel Finish: Black Caliber Compatibility: 5.56mm NATO Thread Pitch: 1/2"-28 Why Choose the Knights Armament QDC 3-Prong Flash Suppressor? This flash suppressor addresses common pain points for shooters, such as excessive muzzle flash that ruins night vision or hinders suppressor use. Its battle-proven design, trusted by military and law enforcement, offers unparalleled flash mitigation without adding unnecessary bulk or weight to your rifle. Whether you're competing, hunting, or training, this kit provides the reliability and performance you demand, ensuring your shots stay hidden and your focus sharp. Reduced Signature: Dramatically cuts down on flash and concussion, protecting your eyes and maintaining stealth. Versatile Mounting: Perfect for transitioning between suppressed and unsuppressed configurations in seconds. Easy Maintenance: Simple to clean and inspect, promoting longevity in demanding applications. Elevate your tactical setup with the Knights Armament 5.56 QDC 3-Prong Flash Suppressor Kit. Add it to your arsenal today and experience the difference in precision and discretion. Frequently Asked Questions Is this flash suppressor compatible with standard AR-15 barrels? Yes, it features a 1/2"-28 thread pitch, making it ideal for most 5.56mm AR-15 and similar rifles. Always verify your barrel's threading before installation. Does the kit include everything needed for installation? Absolutely-the kit comes complete with crush washers, shims, and Rocksett adhesive to ensure proper timing and secure fitment. How effective is the flash suppression in low-light conditions? This 3-prong design provides excellent flash reduction, significantly minimizing visible muzzle signature compared to standard A2 birdcage hiders, enhancing low-light shooting without compromising accuracy.

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$129.96 at AR15Discounts
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