This URG-I tested at the range in this video by 9-Hole Reviews... "Following the SOPMOD Block II program to upgrade the U.S. Special Operation Forces Operator's main weapon system, the URG-I (Upper Receiver Group - Improved) was phased in for service in 2018.
Since then, the URG-I has become the "multipurpose" upgraded M4A1, frequently seen in the hands of the latest generation of U.S. SOF operators.