{"product_id":"battle-arms-development-workhorse-ar-15-upper-receiver-16in-5-56-nato-15in-m-lok-wh-ur-16-556","title":"Battle Arms Development WORKHORSE AR-15 Upper Receiver 16in 5.56 NATO, 15in M-LOK, WH-UR-16-556","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe Battle Arms Development WORKHORSE upper receiver assembly is a durable, do-it-all AR-15 upper built around a 16-inch 5.56 NATO barrel and a mid-length gas system for balanced reliability and shootability. It features an A2-profile 4150 chrome-moly vanadium (CMV) barrel with a nitride finish and a fast 1:7 twist rate, paired with a free-float M-LOK handguard for mounting lights, grips, and other accessories. This configuration ships without a bolt carrier group (BCG) or charging handle, letting you select the components that best match your build.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Highlights\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e16\" A2-profile 5.56 NATO barrel with 1:7 twist for excellent performance with heavier projectiles\u003c\/li\u003e\n  \u003cli\u003eMid-length gas system designed to balance reliability and recoil impulse\u003c\/li\u003e\n  \u003cli\u003e4150 chrome-moly vanadium barrel steel with a nitride finish for wear and corrosion resistance\u003c\/li\u003e\n  \u003cli\u003eFree-float WORKHORSE M-LOK handguard provides versatile accessory mounting\u003c\/li\u003e\n  \u003cli\u003eIncludes A2 flash hider on standard 1\/2-28 muzzle threads; does not include BCG or charging handle\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecs\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Battle Arms Development\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e WORKHORSE\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e AR-15 Upper Receiver Assembly\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChamber:\u003c\/strong\u003e 5.56 NATO\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBarrel Length:\u003c\/strong\u003e 16 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBarrel Profile:\u003c\/strong\u003e A2\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBarrel Steel:\u003c\/strong\u003e 4150 Chrome-Moly Vanadium\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBarrel Finish:\u003c\/strong\u003e Nitride\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChrome Lining:\u003c\/strong\u003e None\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTwist Rate:\u003c\/strong\u003e 1:7\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGas System:\u003c\/strong\u003e Mid-length\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMuzzle Threads:\u003c\/strong\u003e 1\/2-28\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMuzzle Device:\u003c\/strong\u003e A2 Flash Hider\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHandguard:\u003c\/strong\u003e 15 in WORKHORSE M-LOK Free Float\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIncluded Components:\u003c\/strong\u003e Upper assembly only (no bolt carrier group or charging handle)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number:\u003c\/strong\u003e WH-UR-16-556\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 810033784095\u003c\/li\u003e\n\u003c\/ul\u003e\n\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":"Battle Arms Development","offers":[{"title":"Default Title","offer_id":44077352321146,"sku":"FLX-BAD-WH-UR-16-556","price":521.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1679\/0365\/files\/283687722.jpg?v=1767667005","url":"https:\/\/tlooutdoors.com\/products\/battle-arms-development-workhorse-ar-15-upper-receiver-16in-5-56-nato-15in-m-lok-wh-ur-16-556","provider":"TLO Outdoors","version":"1.0","type":"link"}