[–] Blacksmith21 [S] 0 points 1 point 1 point (+1|-0) 2.5 years ago
Change the tank color (easy) and it looks like a Drager Rebreather System to me. But what do I know?
https://www.draeger.com/en_me/Law-Enforcement/Products/Diving-Equipment-and-Systems/Diving-Equipment/PSS-Dive-EN