{"id":4341,"date":"2022-01-20T17:02:59","date_gmt":"2022-01-20T23:02:59","guid":{"rendered":"https:\/\/onyxarms.com\/?post_type=product&#038;p=4341"},"modified":"2025-12-04T11:36:16","modified_gmt":"2025-12-04T17:36:16","slug":"aero-precision-m4e1-assembled-upper-receiver-black","status":"publish","type":"product","link":"https:\/\/onyxarms.com\/index.php\/product\/aero-precision-m4e1-assembled-upper-receiver-black\/","title":{"rendered":"Aero Precision M4E1 Assembled Upper Receiver &#8211; Black"},"content":{"rendered":"<div class=\"row\">\n<div class=\"col-xs-12\">\n<h4>Aero Precision, M4E1 Assembled Upper, Black, AR15<\/h4>\n<div>\n<ul class=\"list-group css-columns-2 with-bullets\">\n<li class=\"list-group-item\">Works with standard AR15 components<\/li>\n<li class=\"list-group-item\">Perfect for your custom AR15 build<\/li>\n<li class=\"list-group-item\"><strong>M4 Feedramps<\/strong><\/li>\n<li class=\"list-group-item\">Includes threaded forward assist roll pin<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"product-body row\">\n<div class=\"col-xs-12\">\n<div class=\"panel product-section\">\n<div class=\"panel-body\">\n<p>The M4E1 Threaded Upper Receiver features a new angular machined design that helps it stand apart from standard mil-spec upper receivers. This upper receiver features the same enhanced body profile as our M4E1 Enhanced Upper Receiver but is threaded to accept a standard AR15 barrel nut. It is forged from 7075-T6 Aluminum and precision machined to work with all mil-spec AR15 parts.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Aero Precision, M4E1 Assembled Upper, Black, AR15 Works with standard AR15 components Perfect for your custom AR15 build M4 Feedramps&#8230;<\/p>\n","protected":false},"featured_media":4343,"comment_status":"open","ping_status":"closed","template":"","meta":{"_eb_attr":""},"product_brand":[],"product_cat":[185],"product_tag":[],"class_list":{"0":"post-4341","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-upper-receivers","7":"product_shipping_class-usps-tx-999","9":"first","10":"instock","11":"taxable","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/onyxarms.com\/index.php\/wp-json\/wp\/v2\/product\/4341","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=4341"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/onyxarms.com\/index.php\/wp-json\/wp\/v2\/media\/4343"}],"wp:attachment":[{"href":"https:\/\/onyxarms.com\/index.php\/wp-json\/wp\/v2\/media?parent=4341"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/onyxarms.com\/index.php\/wp-json\/wp\/v2\/product_brand?post=4341"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/onyxarms.com\/index.php\/wp-json\/wp\/v2\/product_cat?post=4341"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/onyxarms.com\/index.php\/wp-json\/wp\/v2\/product_tag?post=4341"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}