{"id":112248,"date":"2026-10-15T21:31:06","date_gmt":"2026-10-16T02:31:06","guid":{"rendered":"https:\/\/onyxarms.com\/index.php\/product\/noveske-n4-infidel-upper-556-13-7pw\/"},"modified":"2026-10-15T21:31:06","modified_gmt":"2026-10-16T02:31:06","slug":"noveske-n4-infidel-upper-556-13-7pw","status":"publish","type":"product","link":"https:\/\/onyxarms.com\/index.php\/product\/noveske-n4-infidel-upper-556-13-7pw\/","title":{"rendered":"NOVESKE N4 INFIDEL UPPER 556 13.7PW"},"content":{"rendered":"<p>The Noveske N4 Infidel 13.7&#8243; Upper is chambered in 5.56mm and is available with either a 416R stainless-steel or a cold-hammer-forged barrel, both with a 1:7 twist. The 416R configuration includes a hand-polished Noveske Match Chamber, extended feed ramps, and a mid-length gas system with a pinned low-profile gas block. It uses a 4th-generation billet 7075-T6 aluminum receiver paired with a 15&#8243; NSR free-floating M-LOK handguard, a continuous top rail, and a Noveske Love Handle ambidextrous charging handle. The 13.7&#8243; barrel is fitted with a Noveske KX3 flash suppressor that is permanently pinned and welded.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>NOVESKE N4 INFIDEL UPPER 556 13.7PW<\/p>\n","protected":false},"featured_media":112247,"comment_status":"open","ping_status":"closed","template":"","meta":{"_eb_attr":""},"product_brand":[],"product_cat":[1327],"product_tag":[],"class_list":["post-112248","product","type-product","status-publish","has-post-thumbnail","product_cat-ar15-uppers","first","instock","taxable","shipping-taxable","purchasable","product-type-simple"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/onyxarms.com\/index.php\/wp-json\/wp\/v2\/product\/112248","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/onyxarms.com\/index.php\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/onyxarms.com\/index.php\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/onyxarms.com\/index.php\/wp-json\/wp\/v2\/comments?post=112248"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/onyxarms.com\/index.php\/wp-json\/wp\/v2\/media\/112247"}],"wp:attachment":[{"href":"https:\/\/onyxarms.com\/index.php\/wp-json\/wp\/v2\/media?parent=112248"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/onyxarms.com\/index.php\/wp-json\/wp\/v2\/product_brand?post=112248"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/onyxarms.com\/index.php\/wp-json\/wp\/v2\/product_cat?post=112248"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/onyxarms.com\/index.php\/wp-json\/wp\/v2\/product_tag?post=112248"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}