--- title: "Maxim Defense Ruger MKIV-SD Integral Suppressor - High Performance Sound Reduction" description: "The Ruger MKIV-SD Integral Suppressor offers superior sound reduction, minimizing first round pop and dropping sound to well below hearing safe levels. Decrease flash, recoil, and increase accuracy with this easily serviceable suppressor. Enhance your shooting experience with this high-performance accessory from Maxim Defense." canonical_url: "https://www.kygunco.com/product/maxim-defense-ruger-mkiv-sd-22lr-integral-suppressor" meta: author: KYGUNCO "og:description": "The Ruger MKIV-SD Integral Suppressor offers superior sound reduction, minimizing first round pop and dropping sound to well below hearing safe levels. Decrease flash, recoil, and increase accuracy with this easily serviceable suppressor. Enhance your shooting experience with this high-performance accessory from Maxim Defense." "og:image": "https://cdn.kygunco.com/assets/products/256722/thumbnail.jpg?v=1719498694" "og:image:height": "500" "og:image:width": "500" "og:title": "Maxim Defense Ruger MKIV-SD Integral Suppressor - High Performance Sound Reduction" --- > Index of every page on this site: [llms.txt](https://www.kygunco.com/llms.txt) [Home](https://www.kygunco.com/) / [Shooting](https://www.kygunco.com/category/shooting) / [Guns](https://www.kygunco.com/category/shooting/guns) / [Class III](https://www.kygunco.com/category/shooting/guns/class-iii) / [Suppressed Uppers](https://www.kygunco.com/category/shooting/guns/class-iii/suppressed-uppers) / MXM-48018 ![Main product image](https://static.kygunco.com/cdn-cgi/image/f=auto,w=600/assets/products/256722/main.jpg?v=1719498694) For illustration purposes only, this image may not be an exact representation of the product. # MAXIM DEFENSE Ruger MKIV-SD 22LR w/ Integral Suppressor - Black $1,165.50 ** 5 interest-free payments of **$233.10** with ![Sezzle logo](https://www.kygunco.com/brands/sezzle.svg) ** Online In Store ** Free Shipping Enjoy delivery to the Lower 48 States at no cost. ** NFA / Class 3 NFA transfer requirements vary by product and location. Additional documentation, approvals, or a qualified dealer may be required. Check local and state regulations to ensure eligibility and compliance before purchasing. ** Ships To FFL Dealer Handled by our expert shippers in Bardstown, KY. ** Check Local Restrictions Not sure whether this item can be shipped to your area? Enter your ZIP code for a quick check. Item # 256722 Style MXM-48018 UPC 680017480189 Condition New Manufacturer [Maxim Defense](https://www.kygunco.com/brand/maxim-defense) Model MKIV-SD Caliber 22 LR Weight 3 lb **This is a Class III Item** The MSX suppressor line by Maxim Defense is specifically designed to minimize the increase in cyclic rate and gas blowback of a suppressed weapon system. Primary design features include the significant reduction of sound signature, decreasing flash signature, reduction of recoil, and increase in accuracy. Choosing the finest modern .22LR pistol in the world, the integrated MkIV-SD suppressor is the quietest purpose-built suppressor in the category with the easiest maintainability. FEATURES - Drops sound to well below hearing safe levels (specific reduction based on caliber, weapon configuration, and atmospheric conditions). Average measurement per MILSTD-1474D of 114 dB average with Gemtech subsonic ammunition and 123dB with CCI Minimag ammunition. These measurements are from the shooter’s left ear measurement location. - Decreases flash, decreases recoil, increases accuracy. - Fully and easily serviceable. – Disassembles with common tools - State-of-the-art MonoKore design. - Simple 3-piece design. - Military grade materials. - Adds 5.4” to the muzzle. - Integrated into the modern Ruger MkIV pistol - Has secondary retention mechanism on suppressor tube - MonoKore has integrated carbon cutters for cleaning the suppressor tube SPECIFICATIONS - Caliber : .22LR - Thread Pitch : ½-28 Material - Composition : 7075-T6 Aluminum and 4140 steel - Finish : Nitride / Type III hard coat anodizing - Weight : 3.5 oz (suppressor) - Length : 5.9” overall length (suppressor) - Diameter : 1.0” outer diameter (suppressor) ** WARNING: This product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to [www.p65warnings.ca.gov](https://www.p65warnings.ca.gov). 0.0 ** ** ** ** ** 0 reviews ** ** ** ** ** 0 ** ** ** ** ** 0 ** ** ** ** ** 0 ** ** ** ** ** 0 ** ** ** ** ** 0 ## Don't Forget Your Ammo ```json {"@context":"https://schema.org","@graph":[{"@id":"https://www.kygunco.com/#website","@type":"WebSite","description":"Shop KYGUNCO for firearms, ammo, accessories, parts, and outdoor gear at low prices with fast, easy nationwide shipping.","name":"KYGUNCO","url":"https://www.kygunco.com/","publisher":{"@id":"https://www.kygunco.com/#/schema/organization/kygunco"}},{"@id":"https://www.kygunco.com/product/maxim-defense-ruger-mkiv-sd-22lr-integral-suppressor#webpage","@type":"WebPage","description":"The Ruger MKIV-SD Integral Suppressor offers superior sound reduction, minimizing first round pop and dropping sound to well below hearing safe levels. Decrease flash, recoil, and increase accuracy with this easily serviceable suppressor. 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