We assure you the video below is functional! The grey screen of death is a lie.
The Freedom Ordnance FM-9 belt fed upper can be mounted on an AR-15 or an M16. This receiver will cost you about $1,895 when it’s released, but you can pre-order now at Freedom Ordance’s website. Check out the 1000 round belt of 9mm in this video.
Note: Ignore the grey screen of doom below! We assure you the video is working.