{"product_id":"breakthrough-clean-bt30bj-brass-jag-30-308-7-62mm-8-32-thread","title":"Breakthrough Clean BT30BJ Brass Jag .30\/.308\/7.62mm #8-32 Thread","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eBreakthrough Clean BT30BJ Brass Jag\u003c\/span\u003e\u003c\/strong\u003e is a precision-machined \u003cstrong\u003ebrass\u003c\/strong\u003e cleaning jag sized specifically for \u003cstrong\u003e.30 caliber, .308 Winchester, and 7.62mm\u003c\/strong\u003e rifle bores. The caliber-specific fit holds patches snug against the bore wall, allowing solvents to cut fouling effectively and push patches through the bore without slipping off the tip.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eEach BT30BJ is stamped with its caliber and cut with a standard \u003cstrong\u003e#8-32 thread\u003c\/strong\u003e for direct attachment to \u003cstrong\u003eBreakthrough Clean stainless steel cleaning rods\u003c\/strong\u003e. The all-brass construction is firm enough to drive patches through the bore yet soft enough to prevent damage to barrel steel and rifling. Measuring \u003cstrong\u003e3\" in length\u003c\/strong\u003e, the BT30BJ is a compact, purpose-built tool for maintaining 30-caliber hunting rifles, precision rigs, and tactical platforms.\u003c\/span\u003e\u003c\/p\u003e","brand":"Breakthrough Clean","offers":[{"title":"Default Title","offer_id":54999679074626,"sku":"134104","price":3.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_0a433440-24d5-4368-940d-733dbb426832.png?v=1784378553","url":"https:\/\/centerfiresystems.com\/products\/breakthrough-clean-bt30bj-brass-jag-30-308-7-62mm-8-32-thread","provider":"Centerfire Systems","version":"1.0","type":"link"}