{"product_id":"bsf-barrels-sf3-6mm-remington-243-winchester-18-1-7-5-bolt-action-rifle-barrel","title":"BSF Barrels SF3 6mm Remington \/ .243 Winchester 18\" 1:7.5 Bolt-Action Rifle Barrel","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eBSF Barrels SF3\u003c\/span\u003e\u003c\/strong\u003e is an aftermarket \u003cstrong\u003ebolt-action rifle barrel\u003c\/strong\u003e built around a stainless steel bore and chamber jacketed in a high-modulus \u003cstrong\u003ecarbon fiber\u003c\/strong\u003e sleeve. The carbon fiber wrap trims overall weight compared to an all-steel barrel of the same contour while keeping the barrel straight and adding rigidity along the bore.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eChambered in BSF's hybrid \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003e6mm\/.243\u003c\/span\u003e\u003c\/strong\u003e, the SF3 is engineered to safely fire both \u003cstrong\u003e6mm Remington\u003c\/strong\u003e and \u003cstrong\u003e.243 Winchester\u003c\/strong\u003e ammunition from a single chamber, letting builders cover the lighter varmint end of the spectrum as readily as standard .243 hunting loads. The \u003cstrong\u003e18\"\u003c\/strong\u003e barrel is paired with a \u003cstrong\u003e1:7.5\u003c\/strong\u003e twist rate suited to stabilizing a wide range of 6mm and .243 bullet weights.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eDesigned as an aftermarket replacement barrel for custom bolt-action rifle builds, the SF3 gives gunsmiths and home builders a premium component for upgrading or re-barreling an existing action. The carbon-fiber-wrapped stainless steel construction produces a lighter, well-balanced profile suited to both field carry and bench work.\u003c\/span\u003e\u003c\/p\u003e","brand":"BSF Barrels","offers":[{"title":"Default Title","offer_id":55087454224706,"sku":"197043","price":582.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_0ce88a0d-b754-4860-9108-c9446f28b375.png?v=1784772695","url":"https:\/\/centerfiresystems.com\/products\/bsf-barrels-sf3-6mm-remington-243-winchester-18-1-7-5-bolt-action-rifle-barrel","provider":"Centerfire Systems","version":"1.0","type":"link"}