--- title: "Mossberg 590A1 12 Gauge Pump Shotgun, Walnut" description: "Mossberg 590A1 12 gauge pump shotgun with a 20\" Parkerized heavy-walled barrel, ghost ring sight, cylinder bore, and walnut stock." canonical_url: "https://www.kygunco.com/product/mossberg-51665-590a1-retrograde-12ga-20-parkerized-81-walnut" meta: author: KYGUNCO "og:description": "Mossberg 590A1 12 gauge pump shotgun with a 20\" Parkerized heavy-walled barrel, ghost ring sight, cylinder bore, and walnut stock." "og:image": "https://cdn.kygunco.com/assets/products/138372/thumbnail.jpg?v=1712593099" "og:image:height": "500" "og:image:width": "500" "og:title": "Mossberg 590A1 12 Gauge Pump Shotgun, Walnut" --- > 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) / [Pump Action](https://www.kygunco.com/category/shooting/guns/shotguns/pump-action) / MSS-51665 ![Main product image](https://static.kygunco.com/cdn-cgi/image/f=auto,w=600/assets/products/138372/main.jpg?v=1712593099) For illustration purposes only, this image may not be an exact representation of the product. # MOSSBERG 590A1 Retrograde 12 Gauge 20" 8+1 Pump Action Shotgun - Parkerized / Walnut The Mossberg 590A1 Retrograde is a 12 gauge pump action shotgun with an 8+1 capacity, 20" Parkerized heavy-walled barrel, ghost ring sight, and cylinder bore. It features a walnut stock, fixed 13.87" length of pull, and a 3" chamber. 5.0 ** ** ** ** ** [1 review](#reviews) $961.99 ** 5 interest-free payments of **$192.40** with ![Sezzle logo](https://www.kygunco.com/brands/sezzle.svg) ** ![Credova logo](https://www.kygunco.com/brands/credova.svg) As low as **$117.86**/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. Almost gone. Order now before it sells out. Item # 138372 Style MSS-51665 UPC 015813516655 Condition New Manufacturer [Mossberg](https://www.kygunco.com/brand/mossberg) Model 590A1 Hand Right Hand Finish Black Round Capacity 8 Caliber 12 Gauge Action Pump Action Barrel Length 20 in Selected by the U.S. armed forces after passing the rigors of MilSpec qualification, the 590A1 is the duty shotgun of choice for military and law enforcement agencies worldwide. - Chamber: 3 - Barrel Type: Heavy-Walled + Shield - Barrel Length: 20" - Sight: Ghost Ring - Choke: Cylinder Bore - LOP Type: Fixed - LOP: 13.87" - Barrel Finish: Parkerized - Stock Finish: Walnut - Weight: 7 - Length: 41" Shop with KYGUNCO for the best selection, competitive pricing, and exceptional customer service. Experience the difference that comes with buying from a trusted outdoor retailer with over 20 years of experience in the industry. ** 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). 5.0 ** ** ** ** ** 1 review ** ** ** ** ** 1 ** ** ** ** ** 0 ** ** ** ** ** 0 ** ** ** ** ** 0 ** ** ** ** ** 0 ## Reviews ** Cody Kankakee, IL Shipping was fast, firearm was in great condition. A lot of fun to shoot! 2/23/2025 ** ** ** ** ** ## 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-51665-590a1-retrograde-12ga-20-parkerized-81-walnut#webpage","@type":"WebPage","description":"Mossberg 590A1 12 gauge pump shotgun with a 20\" Parkerized heavy-walled barrel, ghost ring sight, cylinder bore, and walnut stock.","name":"Mossberg 590A1 12 Gauge Pump Shotgun, 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