The American Tactical Imports AR-15 Mil-Sport Complete Upper in .300 AAC Blackout is a top-of-the-line choice for anyone seeking durability and dependability in their AR15 upper receivers. Crafted with the most robust and reliable materials available this product epitomizes the commitment of American Tactical Imports to provide high-quality merchandise. The .300 AAC Blackout caliber ensures versatile usage making it an excellent option for various applications.300 AAC Blackout Complete Upper 8.5" - ATIDurable and dependableSuperior quality materialsVersatile 300 AAC Blackout caliberFor many years American Tactical Imports has been dedicated to producing superior quality products and this AR-15 Mil-Sport Complete Upper in .300 AAC Blackout is a testament to their dedication and expertise. Equip your firearm with this reliable upper receiver to experience the exceptional performance and craftsmanship that American Tactical Imports consistently delivers. Whether you are a professional shooter or a firearms enthusiast this complete upper is designed to meet and exceed your expectations. Order your new upper online today!Looking for ammo to go along with your upper? Shop our complete uppers here!Looking for more uppers? Shop our complete uppers here!