Description
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
Have us engrave your dust cover and/or upper receiver. Choose your graphics from the drop down menus.
See reference “CHART A” and “CHART B” tabs above.
PORT DOOR GRAPHICENGRAVING REFERENCE CHART
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ave us engrave the dust cover that comes installed on this upper
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