--- title: "FN America 509C 9mm 10rd Optic-Ready Pistol" description: "Compact 9mm pistol with a 3.7-inch barrel, 10+1 capacity, matte black finish, co-witness sights, and a low-profile optics mounting system." canonical_url: "https://www.kygunco.com/product/fnh-usa-66-100572-509c-9mm-10rd-black" meta: author: KYGUNCO "og:description": "Compact 9mm pistol with a 3.7-inch barrel, 10+1 capacity, matte black finish, co-witness sights, and a low-profile optics mounting system." "og:image": "https://cdn.kygunco.com/assets/products/154377/thumbnail.jpg?v=1713453905" "og:image:height": "500" "og:image:width": "500" "og:title": "FN America 509C 9mm 10rd Optic-Ready Pistol" --- > 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) / [Handguns](https://www.kygunco.com/category/shooting/guns/handguns) / [Semi-Auto](https://www.kygunco.com/category/shooting/guns/handguns/semi-auto) / FNM-66-100572 ![Main product image](https://static.kygunco.com/cdn-cgi/image/f=auto,w=600/assets/products/154377/main.jpg?v=1713453905) For illustration purposes only, this image may not be an exact representation of the product. # FN AMERICA 509C 9mm 3.7" 10rd Optic Ready Pistol - Black The FN America 509C is a new, compact 9mm striker-fired pistol with a 3.7-inch barrel, 10+1 capacity, and matte black finish. Its Low-Profile Optics Mounting System accepts nearly all commercially available miniature red dot optics, while co-witness iron sights, interchangeable textured backstraps, and a flatter-faced trigger support practical operation. See Price In Cart ** 5 interest-free payments of **$139.42** with ![Sezzle logo](https://www.kygunco.com/brands/sezzle.svg) ** ![Credova logo](https://www.kygunco.com/brands/credova.svg) As low as **$124.45**/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 Fulfilled by a partner warehouse. ** Partner Fulfilled ** Check Local Restrictions Not sure whether this item can be shipped to your area? Enter your ZIP code for a quick check. Selling fast. Limited quantities available. Item # 154377 Style FNM-66-100572 UPC 845737010898 Condition New Manufacturer [FN America](https://www.kygunco.com/brand/fn-america) Model FN 509C Hand Right Hand Finish Black Round Capacity 10 Caliber 9mm Action Semi-Auto Barrel Length 3.7 in With FN's patented Low-Profile Optics Mounting System and unparalleled modularity of the FN 509 platform, the FN 509 Compact MRD joins the ranks packing a full-size punch in a compact, optics-ready package. The pistol is 9mm and striker-fired with 3.7-inch barrel, standard 12+1 capacity and the capability to accept all higher capacity FN 509 magazines. The patented FN Low-Profile Optics Mounting System accepts nearly all commercially available miniature red dot optics and features blackout iron sights that co-witness. The improved controls aid in manipulation, the new improved texturing on the two included backstraps provides better recoil management, and a new flatter faced trigger allows for more controllable trigger press and cleaner break. - Action: DAO - Caliber: 9mm Luger - Barrel Length: 3.70" - Capacity: 10+1 - Safety: No Manual - Grips: Textured Black Interchangeable Backstraps - Sight Configuration: Co-Witness Iron - Frame Finish: Matte Black - Slide Description: Black Steel ** 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). ## Frequently Bought Together 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/fnh-usa-66-100572-509c-9mm-10rd-black#webpage","@type":"WebPage","description":"Compact 9mm pistol with a 3.7-inch barrel, 10+1 capacity, matte black finish, co-witness sights, and a low-profile optics mounting system.","name":"FN America 509C 9mm 10rd Optic-Ready 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