{"product_id":"factory-glock-g21sf-gen-3-45-acp-complete-slide-upper-and-lower-parts-build-kit-kit-g21sf","title":"Factory GLOCK G21SF Gen 3 .45 ACP Complete* Slide Upper and Lower Parts Build Kit","description":"\u003cp\u003e\u003cspan class=\"highlighted-text\" style=\"font-weight:bold;\"\u003eThis set makes a great replacement parts kit if you want OEM Factory Original Parts to replace parts on your existing Glock, or use to build your own fun, versatile pistol! Great for use with Spectre and Polymer 80 frames.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e.45 ACP\u003c\/li\u003e\n\t\u003cli\u003eG21SF Gen 3\u003c\/li\u003e\n\t\u003cli\u003eThreaded barrel (left-hand)\u003c\/li\u003e\n\t\u003cli\u003eRaised suppressor sights\u003c\/li\u003e\n\t\u003cli\u003eLike new\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eIncludes: \u003c\/strong\u003eLower Frame Parts, Complete Slide Upper - barrel and recoil spring assembly\u003c\/li\u003e\n\t\u003cli\u003eKit does not include frame\/lower, or magazine\u003c\/li\u003e\n\t\u003cli\u003e\u003cstrong\u003eUse with Spectre 80 Poly Lower and other Gen 3 style lowers\/frame\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!--Glock 21SF\nGen 3\n.45 ACP\nDouble action\nShort frame\nThreaded barrel left hand\nRaised suppressor sights\nLike new condition--\u003e","brand":"Centerfire Systems","offers":[{"title":"Default Title","offer_id":52668639052098,"sku":"KIT_G21SF","price":526.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/getimage__73317.1697569088.1280.1280.jpg?v=1774274315","url":"https:\/\/centerfiresystems.com\/products\/factory-glock-g21sf-gen-3-45-acp-complete-slide-upper-and-lower-parts-build-kit-kit-g21sf","provider":"Centerfire Systems","version":"1.0","type":"link"}