{"product_id":"proof-research-138687-308-win-16-5-1-10-twist-5-8x24-rifle-barrel-threaded","title":"Proof Research 138687 308 Win 16.5\" 1:10 Twist 5\/8x24 Rifle Barrel - Threaded","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eProof Research 138687\u003c\/span\u003e\u003c\/strong\u003e is a precision \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003e.308 Winchester\u003c\/span\u003e\u003c\/strong\u003e rifle barrel measuring \u003cstrong\u003e16.5 inches\u003c\/strong\u003e long with a \u003cstrong\u003e1:10\u003c\/strong\u003e twist rate. Built by \u003cstrong\u003eProof Research\u003c\/strong\u003e, a manufacturer recognized for high-performance precision barrels, this threaded barrel features \u003cstrong\u003e5\/8x24\u003c\/strong\u003e muzzle threading to accept standard \u003cstrong\u003e.308 Win\u003c\/strong\u003e muzzle devices and sound suppressors.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e1:10\u003c\/strong\u003e twist rate is well-suited to a broad spectrum of \u003cstrong\u003e.308 Winchester\u003c\/strong\u003e bullet weights, stabilizing the common hunting and match projectiles used in this chambering. At \u003cstrong\u003e16.5 inches\u003c\/strong\u003e, the barrel offers a compact profile that retains the velocity needed for effective downrange performance.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eProof Research barrels are produced to exacting tolerances for accuracy and concentricity. The \u003cstrong\u003e5\/8x24\u003c\/strong\u003e muzzle threading is the industry-standard pattern for the \u003cstrong\u003e.308 Winchester\u003c\/strong\u003e chambering, allowing straightforward installation of muzzle brakes, flash hiders, or suppressors.\u003c\/span\u003e\u003c\/p\u003e","brand":"Proof Research","offers":[{"title":"Default Title","offer_id":55077186666818,"sku":"195875","price":990.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_15645548-cb4d-4800-a653-0ac0b34718fe.png?v=1784757336","url":"https:\/\/centerfiresystems.com\/products\/proof-research-138687-308-win-16-5-1-10-twist-5-8x24-rifle-barrel-threaded","provider":"Centerfire Systems","version":"1.0","type":"link"}