4/3 Center Spring, Pilot, Spring Return
4/3 Center Spring, Hydraulic, Spring Return
4/3 Center Closed, Hydraulic, Spring Return
4/3 Center Closed, Pilot, Spring Return
5/3 Center Check Valve, Pilot, Pneumatic Spring Return
4/3 Center Closed, Pilot Proportional, Spring Return
4/2 Center, Pilot, Spring Return, Manual Override
4/2 Center Cross Over, Hydraulic, Spring Return
5/3 Center Closed, Pilot, Spring Return, Manual Override