M4/AR15/M16  Upper Receiver with Ejection Door Assembly & Forward Assist

• Precision Machined from Certified & Tested  7075 T6 Aluminum Forging
  
• This AR15 upper features a 1913 top rail, M4 feed ramp 
• Hardcoat Anodized and Certified to Mil-STD-171 Specifications
• Ejection port cover, rod, spring, and c-clip are installed along with forward assist, spring, and pin
• Painted t-marks
• Forgings may vary
  
• Dry Film Lube

Made in USA