<https://www.boresightsolutions.com/product/ke-arms-upper-forged-223-rem-556nato-black-finish/#product>
<http://schema.org/description>
"w/Forward Assist and Dust Cover, M4 Feed Ramps and T-Marked\r\n\r\n \tForward assist and ejection port cover installed."
<https://www.boresightsolutions.com/product/ke-arms-upper-forged-223-rem-556nato-black-finish/>