{"product_id":"stern-defense-45-acp-ar-15-barrel-16-10in-4150-chrome-moly-steel-black-melonite-00645acpbarrel161inchd","title":"Stern Defense .45 ACP AR-15 Barrel 16.10in 4150 Chrome Moly Steel Black Melonite 00645ACPBARREL161INCHD","description":"\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003eThe Stern Defense .45 ACP barrel is a durable, performance-focused option for AR-style pistol-caliber builds. Manufactured from 4150 chrome moly steel and treated with a black Melonite finish, it is designed to provide excellent wear resistance and long service life. With a 16.10-inch length, 1:16 twist rate, and .578x28 muzzle threads, this barrel is well-suited for reliable .45 ACP function and common muzzle device compatibility.\u003c\/p\u003e\n\u003ch2\u003eProduct Highlights\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e16.10-inch .45 ACP barrel for AR-style pistol-caliber builds\u003c\/li\u003e\n  \u003cli\u003e4150 chrome moly steel construction for strength and durability\u003c\/li\u003e\n  \u003cli\u003eBlack Melonite finish for enhanced corrosion and wear resistance\u003c\/li\u003e\n  \u003cli\u003e1:16 twist rate for dependable .45 ACP stabilization\u003c\/li\u003e\n  \u003cli\u003e.578x28 thread pattern supports many common .45 ACP muzzle devices\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eBrand: Stern Defense\u003c\/li\u003e\n  \u003cli\u003eManufacturer Part Number: 00645ACPBARREL161INCHD\u003c\/li\u003e\n  \u003cli\u003eUPC: 850001176354\u003c\/li\u003e\n  \u003cli\u003eCaliber: .45 ACP\u003c\/li\u003e\n  \u003cli\u003eBarrel Length: 16.10 in\u003c\/li\u003e\n  \u003cli\u003eMaterial: 4150 Chrome Moly Steel\u003c\/li\u003e\n  \u003cli\u003eFinish: Black Melonite\u003c\/li\u003e\n  \u003cli\u003eTwist Rate: 1:16\u003c\/li\u003e\n  \u003cli\u003eThread Pattern: .578x28\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":"STERN DEFENSE","offers":[{"title":"Default Title","offer_id":44077094273146,"sku":"FLX-174726","price":177.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1679\/0365\/files\/283695815.png?v=1767634736","url":"https:\/\/tlooutdoors.com\/products\/stern-defense-45-acp-ar-15-barrel-16-10in-4150-chrome-moly-steel-black-melonite-00645acpbarrel161inchd","provider":"TLO Outdoors","version":"1.0","type":"link"}