Assembled M4 Upper Receiver with Port Door and Forward Assist - T marks

This M4 Mil-Spec Upper Receiver comes with the port door and forward assist. These AR-15 uppers are precision machined from industry leading 7075 T6 aircraft grade aluminum forgings and they come with the upper completion kit already installed! We've included laser engraved T marks for ease of remounting optics and other picatinny style attachments.





M4 feedramps

Machined from a Mil-Spec 7075 T6 forging

Type III Hardcoat Anodized finish

Laser-engraved T-marks

Includes port door and forward assist

100% Made in USA



