{"id":15289,"date":"2023-03-14T14:08:30","date_gmt":"2023-03-14T19:08:30","guid":{"rendered":"https:\/\/onyxarms.com\/?post_type=product&#038;p=15289"},"modified":"2026-02-11T12:22:21","modified_gmt":"2026-02-11T18:22:21","slug":"ergo-castle-nut-milspec-black","status":"publish","type":"product","link":"https:\/\/onyxarms.com\/index.php\/product\/ergo-castle-nut-milspec-black\/","title":{"rendered":"Ergo Castle Nut &#8211; Milspec &#8211; Black"},"content":{"rendered":"<div class=\"row\">\n<div class=\"col-xs-12\">\n<h4>Ergo Grip, Castle Nut, Fits AR15\/AR10, Steel, Black<\/h4>\n<div>\n<ul class=\"list-group css-columns-2 with-bullets\">\n<li class=\"list-group-item\">Standard Mil-Spec CAR castle nut<\/li>\n<li class=\"list-group-item\">Made from steel and coated black<\/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>&nbsp;<\/p>\n<p>ERGO brings this receiver extension castle nut for M4 style receiver extension tubes.<\/p>\n<p>&nbsp;<\/p>\n<\/div>\n<\/div>\n<div class=\"panel product-section product-specifications\">\n<div class=\"panel-heading\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Ergo Grip, Castle Nut, Fits AR15\/AR10, Steel, Black Standard Mil-Spec CAR castle nut Made from steel and coated black &nbsp;&#8230;<\/p>\n","protected":false},"featured_media":15290,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_eb_attr":""},"product_brand":[],"product_cat":[20],"product_tag":[329,629,628,475],"class_list":{"0":"post-15289","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-buttstocks-and-buffer-tubes","7":"product_tag-black","8":"product_tag-castle-nut","9":"product_tag-ergo","10":"product_tag-milspec","11":"product_shipping_class-usps-tx-999","13":"first","14":"instock","15":"taxable","16":"shipping-taxable","17":"purchasable","18":"product-type-simple"},"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/onyxarms.com\/index.php\/wp-json\/wp\/v2\/product\/15289","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=15289"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/onyxarms.com\/index.php\/wp-json\/wp\/v2\/media\/15290"}],"wp:attachment":[{"href":"https:\/\/onyxarms.com\/index.php\/wp-json\/wp\/v2\/media?parent=15289"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/onyxarms.com\/index.php\/wp-json\/wp\/v2\/product_brand?post=15289"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/onyxarms.com\/index.php\/wp-json\/wp\/v2\/product_cat?post=15289"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/onyxarms.com\/index.php\/wp-json\/wp\/v2\/product_tag?post=15289"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}