Knights Armament 5.56 CRS-3 Suppressor Fde With QDC Flash Hider - 123992-FDE
$1,396.50
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THIS IS A CLASS 3 NFA ITEM. ALL NFA RULES APPLY, this product requires a Federal Firearms License (FFL) and a Special Occupational Tax Stamp (SOT) to be on file. It is the purchaser’s responsibility locate a properly licensed FFL. If we do not have a copy of the clearly signed and dated FFL/SOT, you may email them to [email protected] or use our FFL submission form. Read more about our process here.
NFA Item Cancellation & Refund Policy
Cancellations with Full refunds of NFA items are only possible if a cancellation request is received & acknowledged before the transfer process has been initiated. Initiation of the transfer process is defined as: The ATF form 3 which allows us to transfer the NFA item to your selected dealer has been submitted to the ATF. The ATF form 3 submission typically occurs 1-3 days after your order is placed, depending on order volume and processing times. Cancellations and partial refunds are still possible up until the point the NFA item is shipped to your FFL dealer. Below are the fees that will apply at the various stages of NFA item order processing:
- Order Received – Form 3 not yet submitted: Full refund
- Form 3 Submitted – Not yet approved by ATF: 10% Processing Fee
- Form 3 Approved by ATF – Item not Shipped: 20% Processing Fee
- Form 3 Approved by ATF – Item shipped: No refund
- Form 4 Submitted – Disapproved/Returned without action: 35% Processing Fee + return shipping costs*
*NOTE: This may not always be possible and requires us to successfully recover the NFA item from your dealer with original packaging and in NEW condition. If we are unable to recover the NFA item in the condition stated above, no refund is possible.
This policy is only a guideline and subject to change depending on certain situations. There is significant time and effort involved by both AR15Discounts and your selected dealer to reacquire the item once the ATF form 3 has been submitted and approved.
SKU: 31530 Category: Suppressors
Experience elite performance with the Knights Armament 5.56 CRS-3 Suppressor in FDE, complete with QDC Flash Hider. Designed for tactical enthusiasts and professionals, this suppressor delivers superior sound and flash reduction, transforming your AR-15 into a stealthier, more controllable platform. Whether you’re training at the range or operating in low-light conditions, the CRS-3 minimizes signature while maintaining reliability, allowing you to focus on precision without the distractions of excessive noise or muzzle flash.
Key Features
- Pressure Reduction Technology (PRT): Advanced engineering reduces back pressure and gas blowback, ensuring smoother operation and less fouling in your firearm’s action—ideal for extended shooting sessions.
- Quick Detach (QDC) Compatibility: Seamlessly mounts to the included 5.56 QDC Flash Hider for rapid attachment and detachment, enhancing versatility across multiple rifles.
- Exceptional Flash Suppression: Dramatically cuts first-round pop and subsequent flashes, providing a low-signature profile that’s crucial for night operations or close-quarters scenarios.
- Flat Dark Earth (FDE) Finish: Durable Cerakote coating resists corrosion and blends with modern tactical aesthetics, ensuring longevity in harsh environments.
Technical Specifications
- Caliber: 5.56mm NATO
- Overall Length: 6.1 inches (15.5 cm)
- Addition to Bare Muzzle: 5.5 inches (14 cm)
- Weight: 16 oz (453.6 g)
- Sound Level (1m Left): 135 dBA
- Sound Level at Ear: 134 dBA
- Flash Metrics: 1st Round: 0.48 mcd*s; 2nd Round: 0.05 mcd*s
- Material: Inconel and stainless steel construction for full-auto rated durability
Why Choose the Knights Armament CRS-3 Suppressor?
This 5.56 suppressor stands out in the crowded market by balancing lightweight design with military-grade toughness. Unlike heavier alternatives, the CRS-3 adds minimal weight to your setup, preserving maneuverability without sacrificing sound attenuation or flash hiding capabilities. It addresses common shooter concerns like ear fatigue from prolonged exposure and visibility issues from muzzle flash, delivering a more comfortable and effective shooting experience. Engineered by Knights Armament, a leader in tactical innovations, the CRS-3 ensures compatibility with standard AR platforms, making it a smart upgrade for competitive shooters, hunters, and law enforcement alike.
Elevate your firearm’s performance today—secure the Knights Armament 5.56 CRS-3 Suppressor FDE with QDC Flash Hider and unlock quieter, flash-free operation that keeps you in control.
Frequently Asked Questions
Is the CRS-3 suppressor full-auto rated?
Yes, constructed from robust Inconel and stainless steel, it’s built to withstand full-auto fire, making it suitable for demanding tactical applications.
Does this suppressor affect firearm accuracy?
No, the CRS-3 is designed to maintain point-of-impact consistency, with minimal shift upon installation, ensuring reliable shot placement.
What mounting options are compatible?
It exclusively uses Knights Armament’s QDC system, including the provided 5.56 flash hider, for secure, tool-free attachment.
| Weight | 16 oz |
|---|---|
| Dimensions | 6.1 × 1.55 × 1.55 in |
| MPN | 123992-FDE |
Compliance
NFA (National Firearms Act) compliance is crucial for legal ownership and transfer of regulated firearms and accessories like short-barreled rifles, suppressors, and certain types of ammunition, ensuring adherence to federal regulations to avoid legal penalties and ensure responsible firearm ownership.
Please select an FFL from the table below, if you do not see your desired FFL, click "Set Later" and you will be able to enter your FFL's information after checkout.
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