--- title: "Mossberg 990 SPX 12 Gauge 5rd Black Shotgun" description: "12-gauge shotgun with a 3\" chamber, 14.75\" barrel, 5+1 capacity, Shield RMSc optic footprint, M-LOK slots, and cylinder bore choke." canonical_url: "https://www.kygunco.com/product/mossberg-m990-spx-12ga-14.375-5rd-black" meta: author: KYGUNCO "og:description": "12-gauge shotgun with a 3\" chamber, 14.75\" barrel, 5+1 capacity, Shield RMSc optic footprint, M-LOK slots, and cylinder bore choke." "og:image": "https://cdn.kygunco.com/assets/products/300629/thumbnail.jpg?v=1769780162" "og:image:height": "500" "og:image:width": "500" "og:title": "Mossberg 990 SPX 12 Gauge 5rd Black Shotgun" --- > 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) / [Shotguns](https://www.kygunco.com/category/shooting/guns/shotguns) / [Pistol Grip Only](https://www.kygunco.com/category/shooting/guns/shotguns/pistol-grip-only) / MSS-83010 ![Main product image](https://static.kygunco.com/cdn-cgi/image/f=auto,w=600/assets/products/300629/main.jpg?v=1769780162) For illustration purposes only, this image may not be an exact representation of the product. # MOSSBERG M990 SPX 12Ga 14.375" 5rd - Black The Mossberg 990 AfterShock SPX is a compact 12-gauge shotgun with 5+1 capacity, a 14.75" barrel, and a 3" chamber. It features a Shield RMSc optic footprint with adapter plates, an AfterShock grip, an M-LOK forend with heat shield, a cylinder bore Accu-Choke, and a front fiber-optic sight. $989.99 ** 5 interest-free payments of **$198** with ![Sezzle logo](https://www.kygunco.com/brands/sezzle.svg) ** ![Credova logo](https://www.kygunco.com/brands/credova.svg) As low as **$121.29**/month with ![Credova text logo](https://www.kygunco.com/brands/credova-text.svg) ** Online In Store ** Free Shipping Enjoy delivery to the Lower 48 States at no cost. ** 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 # 300629 Style MSS-83010 UPC 015813830102 Condition New Manufacturer [Mossberg](https://www.kygunco.com/brand/mossberg) Model M990 Round Capacity 5 Caliber 12 Gauge Action Semi-Auto Barrel Length 14.375 in Ultra-compact and highly maneuverable, the 990 AfterShock SPX delivers dependable 5+1 capacity along with a suite of newly integrated tactical enhancements. Its streamlined profile makes it easy to handle in tight spaces, while upgraded features—such as improved ergonomics, enhanced accessory compatibility, and refined control surfaces—elevate its overall versatility. Designed for users who demand reliability in a compact platform, the AfterShock SPX brings modern functionality and rugged construction together in one efficient package. FEATURES - Optic-ready with a Shield RMSc footprint. - Includes adapter plates for RMR, Docter, and Leupold-pattern optics. - AfterShock grip provides a secure hold and helps reduce perceived recoil. - Redesigned forend with integrated heat shield, M-LOK slots, and QD ports. - Durable gas system with corrosion-resistant internal components and finishes. - Enlarged, beveled loading port for easier reloading. - Knurled charging handle with oversized, ergonomic safety and bolt-release controls. - Magazine tube extension featuring additional M-LOK slots for accessory customization. - Front fiber-optic sight with low-profile protective wings. SPECIFICATIONS - Gauge: 12 Gauge - Chamber Size: 3" - Barrel Length: 14.75" - Choke: Accu-Choke System - Cylinder Bore Choke Installed - Capacity: 5+1 - Length: 27.125" - Weight: 6.04 ** 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/mossberg-m990-spx-12ga-14.375-5rd-black#webpage","@type":"WebPage","description":"12-gauge shotgun with a 3\" chamber, 14.75\" barrel, 5+1 capacity, Shield RMSc optic footprint, M-LOK slots, and cylinder bore choke.","name":"Mossberg 990 SPX 12 Gauge 5rd Black 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