Michael's Machines MM23E.
This MM23E Beltfed is just a regular rifle. Sear Ready. This gun has the swingdown feed mechanism for ease of loading. quick change barrels, all manufactured domestically.
Michael's Machines 23e 5.56mm beltfed
Quick change barrel
Swingdown feed mechanism. Shown here with optional transferable HK sear in a 3 round burst group.