{"product_id":"cmmg-ar-15-barrel-sub-assembly-350-legend-16-1in-4140cm-salt-bath-nitride-1-2x28-35d5f0a","title":"CMMG AR-15 Barrel Sub-Assembly, .350 Legend 16.1in 4140CM Salt Bath Nitride, 1\/2x28 35D5F0A","description":"\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003eCMMG’s Barrel Sub-Assembly is built for builders who want a durable, accurate AR-15 upper foundation in hard-hitting .350 Legend. This 16.1-inch barrel is made from 4140 chromoly steel and treated with a black nitride (salt bath nitride) finish for corrosion resistance and long service life. It features a carbine-length gas system with a medium taper profile, and arrives with a properly installed M4 barrel extension to support reliable fitment and performance in compatible AR-15\/Mk4 upper assemblies.\u003c\/p\u003e\n\u003ch2\u003eProduct Highlights\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e16.1-inch .350 Legend AR-15 barrel sub-assembly ideal for custom builds or barrel replacement\u003c\/li\u003e\n  \u003cli\u003e4140 chromoly steel construction with black nitride (salt bath nitride) finish for enhanced durability\u003c\/li\u003e\n  \u003cli\u003eCarbine-length gas system with medium taper profile for balanced handling\u003c\/li\u003e\n  \u003cli\u003eThreaded muzzle (1\/2x28) and 1:16 twist rate to match common .350 Legend setups\u003c\/li\u003e\n  \u003cli\u003eIncludes properly installed M4 barrel extension; factory headspaced (per published specs)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eBrand: CMMG\u003c\/li\u003e\n  \u003cli\u003eManufacturer Part Number: 35D5F0A\u003c\/li\u003e\n  \u003cli\u003eUPC: 816422027477\u003c\/li\u003e\n  \u003cli\u003eCaliber\/Chamber: .350 Legend\u003c\/li\u003e\n  \u003cli\u003eBarrel Length: 16.1 in\u003c\/li\u003e\n  \u003cli\u003eMaterial: 4140 chromoly steel\u003c\/li\u003e\n  \u003cli\u003eFinish: Black nitride \/ salt bath nitride (matte black)\u003c\/li\u003e\n  \u003cli\u003eGas System Length: Carbine\u003c\/li\u003e\n  \u003cli\u003eProfile: Medium taper\u003c\/li\u003e\n  \u003cli\u003eTwist Rate: 1:16\u003c\/li\u003e\n  \u003cli\u003eMuzzle Thread: 1\/2x28\u003c\/li\u003e\n  \u003cli\u003eGas Journal Diameter: 0.750 in\u003c\/li\u003e\n  \u003cli\u003ePlatform Compatibility: AR-15 (CMMG Mk4\/AR-15 uppers)\u003c\/li\u003e\n  \u003cli\u003eBarrel Extension: M4 (installed)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eDisclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product’s manufacturer.\u003c\/em\u003e\u003c\/p\u003e","brand":"CMMG","offers":[{"title":"Default Title","offer_id":44077222232186,"sku":"FLX-158959","price":210.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1679\/0365\/files\/283695135.png?v=1767645643","url":"https:\/\/tlooutdoors.com\/products\/cmmg-ar-15-barrel-sub-assembly-350-legend-16-1in-4140cm-salt-bath-nitride-1-2x28-35d5f0a","provider":"TLO Outdoors","version":"1.0","type":"link"}