It is 1972, Mann Co. is owned by Olivia Mann, the mercenaries are fired, and the Pyro is a new millionaire CEO of Frontier Engineering. It is time to upgrade that optical mask with cutting edge 20th century filter technology, now battery powered, so you can breathe easy in this futuristic day and age of global warming.

Texture mimics stock filter. Mesh designed to be symmetric with stock filter. 3 LOD's. Moving fan blades. Paintable fan blades.