Getting to own a Devtac Ronin for use in airsoft is quite hard since right now, it is being focused for real world use given its ballistic protection properties, and the makers are having a hard time keeping up with orders. Now, there is a replica called the Wosport Tactical Helmet and here is a video review by Ricardo Durand... "This is a initial review of the WoSport Tactical Helmet which is a blatant clone of the Devtac Ronin Tactical helmet."

If you're looking for one, it is being sold on Aliexpresss.com.