
Product Details
The M4-L89 5.56x45 NATO assembled upper receiver from Sons of Liberty Gun Works is a premium choice for firearm enthusiasts seeking reliability and performance in their AR-15 parts. Featuring an 11.5-inch barrel and a robust 10.75-inch L89 rail, this upper receiver is designed to enhance your shooting experience, whether for tactical applications, competitive shooting, or recreational use. Crafted with precision, the upper receiver is finished in a sleek black anodized coating, ensuring durability and resistance to wear. The 1/2-28 muzzle threading and a 1:7 twist rate optimize the performance of 5.56 NATO ammunition, making it an ideal fit for those who demand accuracy and consistency. As a fully assembled upper receiver, the M4-L89 simplifies the upgrade process for your AR-15, allowing you to quickly enhance your rifle's capabilities without the hassle of assembly. This upper receiver is in stock and ready to ship, making it a convenient option for those looking to upgrade their rifle upper assemblies. With its combination of quality craftsmanship and thoughtful design, the M4-L89 is not just a component; its a vital part of your shooting arsenal that promises to deliver exceptional performance and reliability. Whether you are a seasoned shooter or a newcomer to the AR-15 platform, the M4-L89 upper receiver is an excellent investment in your firearm's future.