Product Description The Sons of Liberty Gun Works (SOLGW) NOX series muzzle device for 5.56/223 caliber rifles bridges the gap between flash hider and compensator, delivering outstanding dual-purpose performance in a single rugged package. Machined from 4140 steel and finished with a durable QPQ (Quench-Polish-Quench) nitride coating, the NOX-556 provides excellent muzzle flash suppression and significant muzzle climb reduction, helping shooters stay on target during rapid fire. Its 3-prong design and Key Mount pattern allow for quick installation of suppressors and accessories, including full compatibility with the Dead Air Armaments Sandman line of suppressors. Threaded at 1/2x28 right-hand pitch for standard AR-15 barrels in 5.56 NATO and .223 Remington, this device can be precisely timed for right-handed, left-handed, or neutral configurations to accommodate every shooter. Includes timing shims for easy and accurate installation. Proudly made in the United States of America. Product Highlights Dual-purpose 3-prong muzzle device blends flash suppression and compensator function for superior muzzle control and reduced climb Compatible with the Dead Air Armaments Sandman line of suppressors and all Key Mount accessory devices for versatile suppressor use Constructed from tough 4140 steel with a QPQ nitride finish for outstanding durability and long-lasting corrosion resistance Standard 1/2x28 right-hand threading fits AR-15 and compatible rifles chambered in 5.56 NATO / .223 Remington American-made precision with adjustable timing and included shims for right-handed, left-handed, or neutral positioning Specs Brand: Sons of Liberty Gun Works MPN: NOX-556 Caliber: 5.56 NATO / .223 Remington Thread Pitch: 1/2x28 Right-Hand Device Type: Flash Hider / Compensator Muzzle Device Prong Count: 3 Material: 4140 Steel Finish: QPQ (Quench-Polish-Quench) Nitride Color: Black Mount System: Key Mount Suppressor Compatibility: Dead Air Armaments Sandman Line Includes: Timing Shims Country of Manufacture: United States UPC: 691821309771 Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer.