Product Details
The M4-L89 5.56x45 NATO assembled upper receiver from Sons of Liberty Gun Works is a premium choice for AR-15 enthusiasts seeking reliability and performance. Featuring a 14.5-inch barrel and a 13.75-inch L89 rail system, this upper receiver assembly is designed to enhance your shooting experience, whether for competitive shooting, home defense, or recreational use. Crafted with precision, the M4-L89 is made from high-quality materials and finished with an anodized black coating, ensuring durability and a sleek appearance. The 1/2-28 muzzle threading and a 1-7 twist rate optimize accuracy and stability, making it an excellent addition to your collection of AR-15 gun parts. This assembled upper receiver is compatible with standard AR-15 lower receivers, allowing for easy installation and customization. With its in-stock availability, the M4-L89 is ready to elevate your firearm setup, providing you with the performance and reliability you expect from Sons of Liberty Gun Works. Whether you are upgrading your current rifle or building a new one from the ground up, the M4-L89 upper receiver is an essential component that delivers exceptional quality and functionality. Experience the difference with this top-tier upper receiver assembly, designed for those who demand the best in 5.56x45 NATO rifle parts.