Rail Hopper Cars Valves & Cylinders Super Spool Directional Control Valves Subplate and tapped body models 4 way, 2 and 3 position Single and double solenoid Air pilot models Optional lever operation Extended manual overrides No adjustment required Rugged railroad design Port sizes: 1/4", 1/2", 3/4", 1" and 1-1/4" Download flyer on RailCar Valves (this will redirect you to our catalog download page)