{"product_id":"ncstar-ar-15-upper-receiver-block","title":"NcSTAR AR-15 Upper Receiver Block – Gunsmithing Tool","description":"\u003cp\u003eThe NcSTAR AR-15 Upper Receiver Block is a bench-mounted gunsmithing tool designed to securely hold AR-15 upper receivers during assembly, disassembly, or maintenance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e AR-15 upper receivers (mil-spec)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Durable polymer construction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Secures upper receiver for barrel nut installation and maintenance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Designed for bench vise use\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Gunsmithing, AR-15 assembly and maintenance\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"NcSTAR","offers":[{"title":"Default Title","offer_id":47938750546175,"sku":"NSTARVTARUVB","price":42.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/0434\/3807\/files\/3090330.jpg?v=1766527939","url":"https:\/\/doublestackstore.com\/products\/ncstar-ar-15-upper-receiver-block","provider":"Double Stack Store","version":"1.0","type":"link"}