{"id":108039,"date":"2026-10-15T20:56:21","date_gmt":"2026-10-16T01:56:21","guid":{"rendered":"https:\/\/onyxarms.com\/index.php\/product\/sco-piston-578x28\/"},"modified":"2026-10-15T20:56:21","modified_gmt":"2026-10-16T01:56:21","slug":"sco-piston-578x28","status":"publish","type":"product","link":"https:\/\/onyxarms.com\/index.php\/product\/sco-piston-578x28\/","title":{"rendered":"SCO PISTON .578X28"},"content":{"rendered":"<p>SilencerCo pistons were designed to be easily changed for different host firearms or calibers. Pistons are built with 17-4 stainless steel, then heat-treated for maximum durability. The piston is part of the Nielson device that moves and allows semi-automatic cycling for unlocking pistol barrels. Throw a Fixed Barrel Spacer on for fixed barrel applications. SilencerCo pistons have female threading that attaches to SilencerCo threaded barrels.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>SCO PISTON .578X28<\/p>\n","protected":false},"featured_media":108038,"comment_status":"open","ping_status":"closed","template":"","meta":{"_eb_attr":""},"product_brand":[],"product_cat":[1193],"product_tag":[],"class_list":["post-108039","product","type-product","status-publish","has-post-thumbnail","product_cat-class-3-parts-accessories","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\/108039","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=108039"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/onyxarms.com\/index.php\/wp-json\/wp\/v2\/media\/108038"}],"wp:attachment":[{"href":"https:\/\/onyxarms.com\/index.php\/wp-json\/wp\/v2\/media?parent=108039"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/onyxarms.com\/index.php\/wp-json\/wp\/v2\/product_brand?post=108039"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/onyxarms.com\/index.php\/wp-json\/wp\/v2\/product_cat?post=108039"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/onyxarms.com\/index.php\/wp-json\/wp\/v2\/product_tag?post=108039"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}