{"product_id":"ncstar-ar10-upper-receiver-block","title":"NcSTAR AR10 Upper Receiver Block – Gunsmithing Tool for .308 Platform","description":"\u003cp\u003eThe NcSTAR AR10 Upper Receiver Block is a gunsmithing tool designed to secure AR10\/.308 pattern upper receivers during barrel installation, muzzle device work, and general maintenance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlatform:\u003c\/strong\u003e AR10\/.308 upper receivers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse:\u003c\/strong\u003e Barrel installation, muzzle device work, upper receiver maintenance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bench vise required (not included)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Machined steel\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"NcSTAR","offers":[{"title":"Default Title","offer_id":47938752938239,"sku":"NSTARVTHAR10UVB","price":42.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/0434\/3807\/files\/3090336.jpg?v=1766528054","url":"https:\/\/doublestackstore.com\/products\/ncstar-ar10-upper-receiver-block","provider":"Double Stack Store","version":"1.0","type":"link"}