{"product_id":"solgw-l89-v2-5-56-13-7-hux-blk","title":"Sons of Liberty Gun Works L89 V2 5.56 NATO 13.7\" Upper Receiver – M4\/AR-15 Platform","description":"\u003cp\u003eThe Sons of Liberty Gun Works L89 V2 upper receiver assembly is chambered in 5.56 NATO and built around a 13.7-inch barrel, designed to pair with pinned and welded muzzle devices to achieve the 16-inch non-NFA barrel length requirement. This complete upper fits mil-spec AR-15 and M4 lower receivers and features SOLGW's HUX rail system for a lightweight, free-floating handguard configuration.\u003c\/p\u003e\u003cp\u003eThe assembly includes a mid-length gas system for reliable cycling and reduced recoil impulse. The black finish is applied to both the upper receiver and rail for corrosion resistance. Barrel material is chrome moly vanadium steel with a carbine-profile contour. Designed for shooters who want a compact rifle-length setup without NFA paperwork when properly configured with a pinned muzzle device.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCaliber:\u003c\/strong\u003e 5.56 NATO\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Complete upper receiver assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Lower:\u003c\/strong\u003e Mil-spec AR-15\/M4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBarrel Length:\u003c\/strong\u003e 13.7 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGas System:\u003c\/strong\u003e Mid-length\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHandguard:\u003c\/strong\u003e SOLGW HUX free-float rail\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Forged aluminum upper receiver, CMV steel barrel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Drops onto any mil-spec lower receiver, no gunsmithing required\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e This 13.7-inch barrel requires a pinned and welded muzzle device to meet the 16-inch minimum barrel length for non-NFA rifles. Ensure compliance with federal and state firearms laws.\u003c\/p\u003e","brand":"Sons of Liberty Gun Works","offers":[{"title":"Default Title","offer_id":47938895806719,"sku":"SOLGWM4L89UPP137556XL","price":992.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/0434\/3807\/files\/5492625.jpg?v=1766535417","url":"https:\/\/doublestackstore.com\/products\/solgw-l89-v2-5-56-13-7-hux-blk","provider":"Double Stack Store","version":"1.0","type":"link"}