{"id":80816,"date":"2026-06-11T10:18:31","date_gmt":"2026-06-11T14:18:31","guid":{"rendered":"https:\/\/www.un9.org\/shop\/product\/daniel-defense-dd4-riii-complete-upper-receiver-16-barrel-fde\/"},"modified":"2026-06-12T23:07:15","modified_gmt":"2026-06-13T03:07:15","slug":"daniel-defense-dd4-riii-complete-upper-receiver-16-barrel-fde","status":"publish","type":"product","link":"https:\/\/www.un9.org\/shop\/product\/daniel-defense-dd4-riii-complete-upper-receiver-16-barrel-fde\/","title":{"rendered":"Daniel Defense DD4 RIII Complete Upper Receiver 16&#8243; Barrel FDE"},"content":{"rendered":"<p>The DD4 RIII Upper Receiver Group offers the longest barrel length of the RIII family and is perfect for popular shooting sports and for tactical defensive applications. Built around a 16 inch Cold Hammer Forged Government Profile barrel its mid-length gas system is known to have a smoother recoil impulse.<br \/>&nbsp;<\/p>\n<p>A 12.5 inch lightweight RIS III rail&mdash;modeled after the revolutionary RIS II two-piece handguard developed for SOCOM&mdash;free-floats the barrel and features M-LOK attachment for lighter weight. It has our ambidextrous Grip-N-Rip Charging Handle and ships with an M16 Profile bolt carrier group.<\/p>\n<p><strong>Features:<\/strong><\/p>\n<ul>\n<li>UPPER RECEIVER: Mil-Spec with Indexing Marks and M4 Feed Ramps. CNC Machined of 7075-T6 Aluminum Type III Hard Coat Anodized<\/li>\n<li>BARREL: Chrome Moly Vanadium Steel Cold Hammer Forged 1:7 Twist 16&quot; Government Profile Mid-length Gas System Chrome Lined Mil-Spec Heavy Phosphate Coated and HP\/MPI Tested<\/li>\n<li>GAS SYSTEM: Pinned Low Profile Gas Block CNC Machined of 4140 Hardened Steel and Mil-Spec Heavy Phosphate Coating Mid-length Direct Impingement<\/li>\n<li>MUZZLE DEVICE: Daniel Defense Flash Suppressor 17-4 PH Stainless Steel Salt Bath Nitride Finished<\/li>\n<li>BOLT CARRIER GROUP: M16 Profile Mil-Spec MP Tested Chrome Lined Properly Staked Gas Key<\/li>\n<li>HANDGUARD: RIS III 12.5 Patented 6-Bolt Bolt-Up System CNC Machined of 6061-T6 Aluminum Black or FDE Type III Hard Coat Anodized<\/li>\n<li>CHARGING HANDLE: GRIP-N-RIP Charging Handle Body CNC Machined of 7075-T6 Aluminum Handles &amp; Latch CNC Machined of 6061-T6 Aluminum Heavy Duty Stainless Steel Roll Pins Type III Hard Coat Anodized<\/li>\n<\/ul>\n<p><strong>Specifications:<\/strong><\/p>\n<ul>\n<li>Barrel Material: 4150 Chrome Moly Vanadium<\/li>\n<li>Barrel Type: Cold Hammer Forged<\/li>\n<li>Barrel Profile: Government<\/li>\n<li>Rifling Twist: 1:7&quot;<\/li>\n<li>Gas System Length: Mid-length<\/li>\n<li>Muzzle Device: Flash Suppressor<\/li>\n<li>Weight: 4.35 LBS<\/li>\n<li>Rail System: RIS III 12.5 (M-LOK)<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Daniel Defense DD4 RIII Complete Upper Receiver 16&#8243; Barrel FDE<\/p>\n","protected":false},"featured_media":80815,"comment_status":"open","ping_status":"closed","template":"","meta":[],"pwb-brand":[],"product_brand":[51782],"product_cat":[79395],"product_tag":[52195],"class_list":["post-80816","product","type-product","status-publish","has-post-thumbnail","product_brand-daniel-defense","product_cat-ar15-uppers","product_tag-online-only","product_shipping_class-flat_rate_lipseys","first","outofstock","taxable","shipping-taxable","purchasable","product-type-simple"],"brands":[],"_links":{"self":[{"href":"https:\/\/www.un9.org\/shop\/wp-json\/wp\/v2\/product\/80816","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.un9.org\/shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.un9.org\/shop\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.un9.org\/shop\/wp-json\/wp\/v2\/comments?post=80816"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.un9.org\/shop\/wp-json\/wp\/v2\/media\/80815"}],"wp:attachment":[{"href":"https:\/\/www.un9.org\/shop\/wp-json\/wp\/v2\/media?parent=80816"}],"wp:term":[{"taxonomy":"pwb-brand","embeddable":true,"href":"https:\/\/www.un9.org\/shop\/wp-json\/wp\/v2\/pwb-brand?post=80816"},{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.un9.org\/shop\/wp-json\/wp\/v2\/product_brand?post=80816"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.un9.org\/shop\/wp-json\/wp\/v2\/product_cat?post=80816"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.un9.org\/shop\/wp-json\/wp\/v2\/product_tag?post=80816"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}