--- title: "Glock G21 Gen4 45 ACP | Police Trade-In" canonical_url: "https://www.kygunco.com/product/glock-g21-45-acp-4.49in-black-17rd" meta: author: KYGUNCO "og:image": "https://cdn.kygunco.com/assets/products/241263/thumbnail.jpg?v=1722870104" "og:image:height": "500" "og:image:width": "500" "og:title": "Glock G21 Gen4 45 ACP | Police Trade-In" --- > 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) / GLC-XGLOC21NS-GEN4 ![Main product image](https://static.kygunco.com/cdn-cgi/image/f=auto,w=600/assets/products/241263/main.jpg?v=1722870104) # GLOCK G21 Gen4 45 ACP 4.5" 13rd - POLICE TRADE-IN 5.0 ** ** ** ** ** [3 reviews](#reviews) $403.99 ** 5 interest-free payments of **$80.80** with ![Sezzle logo](https://www.kygunco.com/brands/sezzle.svg) ** ![Credova logo](https://www.kygunco.com/brands/credova.svg) Pay over time 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. Almost gone. Order now before it sells out. Item # 241263 Style GLC-XGLOC21NS-GEN4 Condition Used Manufacturer [Glock](https://www.kygunco.com/brand/glock) Model G21 Hand Right Hand Finish Black Round Capacity 13 Caliber 45 ACP Action Semi-Auto Barrel Length 4.5 in Pairing the famed power of the .45 ACP with the reliability and safety of a GLOCK®, the GLOCK G21 .45 ACP Semi-Auto Pistol puts proven firepower and trusted reliability in your hands. GLOCK's corrosion-resistant, ergonomically ideal, stronger-than-steel polymer frame provides a strong base that dampens recoil. The durable cold-hammered steel slide and barrel are coated with GLOCK's high tech Tenifer 64 HRC surface treatment. Safe Action trigger system teams a trigger safety, trigger bar, and firing pin lock that automatically deactivate one after another as the trigger engages. The barrel's rounded interior profile offer easier cleaning and longer lasting precision. Loaded chamber indicator. Built-in mounting rails for tactical lights or laser sights. - Full-sized pistol - Safe-Action Trigger system - Integral accessory Picatinny rail - Loaded chamber indicator - Magazines Included: 1 **\*\*Night sights are not new and vary in brightness\*\*** 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). ## Frequently Bought Together 5.0 ** ** ** ** ** 3 reviews ** ** ** ** ** 3 ** ** ** ** ** 0 ** ** ** ** ** 0 ** ** ** ** ** 0 ** ** ** ** ** 0 ## Reviews ** ben Kutztown, PA My Glock 21 was in great condition. The tigger is very smooth on this Glock. If you see these trade in don’t hesitate to buy you will not regret it. 3/8/2025 ** ** ** ** ** ** Verified Customer Really nice pistol for the price and being a Leo trade in just a little holster wear but the inside was super clean has not been shot much 2/25/2025 ** ** ** ** ** ** Kent Burkesville, KY Great condition w/ minimal scuff from seatbelt. Functions perfectly, nite sights are bright. Came in Glock case with 1 mag and all accessories. 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