The Baldwin Nylon Screen Supported Bag Air Elements is designed to provide your engine powered equipment with the best possible protection. These elements are comprised of oil wetted media. They are designed to increase the purity of system fluids by effectively removing airborne contaminants without restricting airflow. These elements are ideal for railroad applications and will help protect rail engines from damage caused by airborne contaminants. you can ensure your engine powered equipment is running at its best. FleetPride is your First Click in Heavy Duty®.