Silencer orders are fulfilled by our trusted partner, Silencer Central, who will contact you to guide you through every step of the process. Please note that order cancellations may be subject to a fee. For full details on returns, warranties, and order policies, visit our Silencer T's & C's and FAQ pages Wilson Combat Stainless Steel Quell 5.56mm NATO Suppressor with 1/2 x 28 K-mount Muzzle Interface - Black - If you're looking for a suppressor that exceeds expectations, the Wilson Combat QUELL rifle suppressor is built to deliver. Compact, rugged, and intelligently engineered, the QUELL is powerful enough to suppress even Magnum caliber rounds with ease. Crafted with exceptional precision using 5-Axis CNC machines, it offers minimal point-of-impact (POI) shift and an extremely low risk of baffle strikes. Measuring 6.9in, in length with a 1.5in Diameter, the QUELL is constructed entirely from hardened 17-4 PH stainless steel, ensuring unmatched durability and corrosion resistance in any environment. When paired with its mount, it weighs in at a solid 19oz. The QUELL features a fixed baffle stack that delivers outstanding sound suppression and high heat tolerance-ideal for demanding applications like service carbines and precision rifles. Its robust design supports full-auto fire, supersonic rounds from pistol-length barrels, and magnum bolt-action rifles, making it a dependable choice for any high-use platform. Installation is simple thanks to the user-friendly "K-Mount" Muzzle Interface, which attaches easily with a standard 7/8in 12 Point Socket wrench. Once the suppressor is removed, the black nitride-finished K-Mount functions as an effective flash hider, offering performance similar to the classic M16A1. With its rugged build, easy installation, and top-tier performance, the QUELL is a trusted solution for serious shooters. Thread Pitch : 1/2 x 28; K-Mount Muzzle Device : "L" version is for rifles that require a pin and weld for compliance.; Full Circumferential Welds; Compatible Calibers: 204 Ruger, 223 Remington, 5.56mm NATO; Full Auto Rated; After you place your order, you will be contacted by our fulfillment partner Silencer Central with additional info about next steps. A $10 Paperwork Processing fee will be charged for each suppressor. Purchases, cancellations, returns, and warranty claims for silencers/suppressors are subject to our Silencer Terms and Conditions . All silencer sales are final. Once a silencer is transferred to you, it cannot be returned. See our Silencer Terms and Conditions for warranty details. Please review our frequently asked questions (FAQs) and answers about silencers. Click here to review.