{"product_id":"proof-research-144374-7mm-prc-20-1-8-twist-5-8-24-pre-fit-stainless-barrel","title":"Proof Research 144374 7mm PRC 20\" 1:8 Twist 5\/8-24 Pre-Fit Stainless Barrel","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eProof Research 144374\u003c\/span\u003e\u003c\/strong\u003e pre-fit bolt-action rifle barrel is chambered in \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003e7mm PRC\u003c\/span\u003e\u003c\/strong\u003e and machined from double stress-relieved \u003cstrong\u003e416R stainless steel\u003c\/strong\u003e with a \u003cstrong\u003estainless finish\u003c\/strong\u003e. Part of Proof Research's Pre-Fit Series, the 144374 ships with the barrel extension pre-installed for straightforward installation on compatible bolt-action actions, removing the need for gunsmith headspacing on most custom builds.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eAt \u003cstrong\u003e20 inches\u003c\/strong\u003e with an \u003cstrong\u003e1:8 twist\u003c\/strong\u003e, this barrel is optimized for the heavy, high-ballistic-coefficient projectiles the 7mm PRC cartridge was designed to drive, giving long-range shooters and handloaders a turn-key path to precision performance. The muzzle is cut with \u003cstrong\u003e5\/8-24\u003c\/strong\u003e threads for the easy installation of a suppressor or muzzle brake.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eProof Research barrels are engineered and stress-relieved in-house in the USA to match-grade standards for accuracy, consistency, and repeatable performance. This is a current-production Proof Research component, manufacturer part number \u003cstrong\u003e144374\u003c\/strong\u003e, sold as a \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003enew\u003c\/span\u003e\u003c\/strong\u003e factory-fresh pre-fit barrel ready for installation.\u003c\/span\u003e\u003c\/p\u003e","brand":"Proof Research","offers":[{"title":"Default Title","offer_id":55077050319170,"sku":"195874","price":990.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_b0468bad-7f11-4269-95ae-9c0272071167.png?v=1784757219","url":"https:\/\/centerfiresystems.com\/products\/proof-research-144374-7mm-prc-20-1-8-twist-5-8-24-pre-fit-stainless-barrel","provider":"Centerfire Systems","version":"1.0","type":"link"}