Knights Armament 5.56QDC Suppressor | FDE & Black KAC 30123


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The Knights Armament 5.56 QDC (Quick Disconnect Coupling) suppressor provides both effective flash and sound suppression, with minimal backpressure.  The KAC QDC features a consistent and minimal point of impact shift, removing any need to re-zero the rifle between mounting and unmounting.  Inconel and stainless steel construction allows the Knights 5.56 QDC to be durable enough for full-auto fire and prolonged use on short barrel rifles.
Knight’s suppressors are available in black and flat dark earth (FDE) cerakote colors.
6.5″ long
16.7 ounces
Full-auto rated
Quick Disconnect Coupling mounting system
Available in Black and Flat Dark Earth


ITAR Notice
All NFA Rules apply

    Export of the commodities described herein is strictly prohibited without a valid export license issued by the U.S. Department of State, Office of Defense Trade Controls, prescribed in the International Traffic in Arms Regulation (ITAR), Title 22, Code of Federal Regulations, Parts 120-130.



This is a regulated item. Federal law requires us to ship it to an FFL (Federal Firearms Licensee) in your state of residence.

After you have placed your order, you will receive a confirmation email. Please reply to that email with the name and contact info of your FFL. (or email it to:  and include your order number.)

You can put any address you want at checkout. We will change it prior to shipment.

Additional information

Weight 161 oz
Dimensions 12 × 6 × 6 in



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