The MP5K\u00a0 family of weapons: The stock is held on with two push-out pins. This is an all metal end cap that fits in the back of the receiver & holds the trigger group in place. It has a M-4 housing attached to the end of it. The threads are the same as any standard AR-15 tube.<\/p>\n","protected":false},"excerpt":{"rendered":"
H&K MP5K\/SP89, Zenith Firearms models MKE Z-5P and MKE Z-5K Back Plate With M4 Telescoping Housing Only<\/p>\n","protected":false},"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_cat":[6,168],"product_tag":[443,1080],"class_list":{"0":"post-2691","1":"product","2":"type-product","3":"status-publish","5":"product_cat-rifle-products","6":"product_cat-rifle-accessories","7":"product_tag-hk-mp5k-sp89","8":"product_tag-zenith-firearms-models-z-5p-and-z-5k-m4-back-plate-with-telescoping-housing-only","10":"first","11":"instock","12":"taxable","13":"shipping-taxable","14":"purchasable","15":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/www.riflestock.com\/store\/wp-json\/wp\/v2\/product\/2691","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.riflestock.com\/store\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.riflestock.com\/store\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.riflestock.com\/store\/wp-json\/wp\/v2\/comments?post=2691"}],"wp:attachment":[{"href":"https:\/\/www.riflestock.com\/store\/wp-json\/wp\/v2\/media?parent=2691"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.riflestock.com\/store\/wp-json\/wp\/v2\/product_cat?post=2691"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.riflestock.com\/store\/wp-json\/wp\/v2\/product_tag?post=2691"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}