Cisco gets down to give us his take on the KWA Ronin T10 RM4 ERG that you can get at Airsoft GI... "KWA has surprised the airsoft world with their new Ronin T10 RM4! This is a very refreshing take on their ERG series! If you did not know, ERG stands for Electric Recoil Gun. Lets dive deeper into all of the features and what updates they have made from the first generation!"