Description The Knight's Armament Company (KAC) QDC/CRS-PRT 5.56mm Suppressor is engineered to enhance the performance of 5.56mm NATO firearms. Incorporating Pressure Reduction Technology (PRT), it effectively releases the majority of the pressure contained in the device and bore prior to the operating system beginning extraction, significantly reducing the negative effects of suppressor integration and felt recoil. The Quick Disconnect Coupling (QDC) system ensures secure attachment with minimal point-of-impact shift when transitioning between suppressed and unsuppressed configurations. Its Flat Dark Earth (FDE) finish provides additional protection and a sleek appearance. Key Attributes Pressure Reduction Technology (PRT): Releases the majority of the pressure contained in the device and bore prior to the operating system beginning extraction, reducing felt recoil and improving suppressor integration. Quick Disconnect Coupling (QDC) System: Ensures secure attachment with minimal point-of-impact shift when transitioning between suppressed and unsuppressed configurations. Durable Construction: Crafted from robust materials for exceptional strength and heat resistance. Flat Dark Earth Finish: Offers a durable and corrosion-resistant coating, enhancing the suppressor's longevity and aesthetic appeal. What's in the Box Knight's Armament QDC/CRS-PRT 5.56mm Suppressor in Flat Dark Earth User Manual Tech Specs Overall Length: 6.25 inches Weight: 19.2 ounces Diameter: 1.5 inches Material: 718 Inconel and stainless steel Full-Auto Rated: Yes Caliber Compatibility: 5.56mm NATO How to Buy Choose Your Suppressor: Browse our selection online or visit us in-store for personalized assistance. Make Your Purchase: Place your order and receive a confirmation email. Complete the Process: SC Residents: Complete all required paperwork in-store. Out-of-State Buyers: We'll coordinate shipping to your local FFL dealer. At Shooters Choice, we're one of the top NFA dealers in the Southeast and among the top 12 nationwide, making suppressor ownership straightforward for everyone-from first-timers to seasoned collectors. Our mission is to provide the easiest path to suppressor ownership. Let us guide you through every step of the process! Disclaimer All suppressor purchases must comply with federal, state, and local laws. Ensure suppressor ownership is legal in your state before purchasing.