{"id":1346,"date":"2026-01-24T12:46:30","date_gmt":"2026-01-24T12:46:30","guid":{"rendered":"https:\/\/polymer80firearms.com\/?post_type=product&#038;p=1346"},"modified":"2026-01-24T12:46:42","modified_gmt":"2026-01-24T12:46:42","slug":"dpms-10-5%e2%80%b3-5-56-quad-rail-upper","status":"publish","type":"product","link":"https:\/\/usaguncenter.com\/polymer80\/product\/dpms-10-5%e2%80%b3-5-56-quad-rail-upper\/","title":{"rendered":"DPMS 10.5\u2033 5.56 Quad-Rail Upper"},"content":{"rendered":"<div class=\"wc-tab-inner wd-entry-content\">\n<h2>Description<\/h2>\n<p>To compliment our 80 lowers, we offer AR15 complete uppers from DPMS which will work perfectly for your next build. This complete upper features a quad-rail handguard and 10.5\u2033 barrel chambered in 5.56mm NATO.<\/p>\n<p>These uppers from DPMS\u00a0come completely assembled with a forward assist, dust cover, bolt carrier group, and charging handle so they are ready to go right out of the box!<\/p>\n<h3>Features:<\/h3>\n<ul>\n<li>Barrel length 10.5\u2033\u00a0<\/li>\n<li>4150V Chrome Moly Vanadium Barrel\u00a0<\/li>\n<li>Nitride Treated<\/li>\n<li>5.56 Nato Chamber\u00a01 in 7\u2033 twist\u00a0<\/li>\n<li>M4 Feedramp<\/li>\n<li>9\u2033 Panther Quad Rail Handguard<\/li>\n<li>Forged upper<\/li>\n<li>BCG &amp; Charging Handle Included<\/li>\n<\/ul>\n<p>The DPMS Quad Rail upper is back and ready for all the accessories that you can dream. Exclusive Panther designed handguard with markings is only available on these new line of upper receivers.<\/p>\n<p>Barrel:\u00a0\u00a04150V Chrome Moly Vanadium Steel. \u00a0 Chambered in 5.56 NATO, with a 1\/7 twist, M4 barrel extension, and a Mid-length gas system. This A2 style profile barrel is nitride treated for accuracy and durability. \u00a0 Barrel is finished off with a low profile gas block, a custom 9\u2033 quad rail handguard, and an A2 flash hider.<\/p>\n<p>Upper:\u00a0Forged 7075-T6 A3 AR upper is made to MIL-SPECS and hard coat anodized black for durability. \u00a0These uppers are made for us right here in the USA by a mil-spec manufacturer.<\/p>\n<p>Each upper is assembled to order with care, and test fired by DPMS. If there are any issues please contact DPMS as units are received sealed and sent out to customers sealed from DPMS.<\/p>\n<p>Bolt carrier group and charging handle included.<\/p>\n<h3>Shipping Restrictions:\u00a0<\/h3>\n<p>This item is restricted from shipping to the following:\u00a0Colorado, Connecticut, Hawaii, Illinois, Maryland, Nevada, New Jersey, New York, Philadelphia, York City, and Reading Pennsylvania, Rhode Island, Washington, and Washington D.C.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Description To compliment our 80 lowers, we offer AR15 complete uppers from DPMS which will work perfectly for your next build. This complete upper features a quad-rail handguard and 10.5\u2033 barrel chambered in 5.56mm NATO. These uppers from DPMS\u00a0come completely assembled with a forward assist, dust cover, bolt carrier group, and charging handle so they [&hellip;]<\/p>\n","protected":false},"featured_media":1376,"comment_status":"open","ping_status":"closed","template":"","meta":{"_gspb_post_css":"","iawp_total_views":0},"product_brand":[23],"product_cat":[34],"product_tag":[],"class_list":{"0":"post-1346","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-polymer80","7":"product_cat-complete-ar-15-upper-receivers","9":"first","10":"instock","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v18.4 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>DPMS 10.5\u2033 5.56 Quad-Rail Upper - Polymer 80 Firearms - Authorized Polymer80 Distributor<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/usaguncenter.com\/polymer80\/product\/dpms-10-5\u2033-5-56-quad-rail-upper\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"DPMS 10.5\u2033 5.56 Quad-Rail Upper\" \/>\n<meta property=\"og:description\" content=\"Description To compliment our 80 lowers, we offer AR15 complete uppers from DPMS which will work perfectly for your next build. This complete upper features a quad-rail handguard and 10.5\u2033 barrel chambered in 5.56mm NATO. 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