4/3 Center Closed, Direct Proportional, Spring Return
4/3 Center Spring, Direct Proportional, Spring Return
4/3 Center Closed, Hydraulic, Spring Return
4/3 Center Closed, Direct, Spring Return
4/3 Center Closed, Pilot Proportional, Spring Return
4/3 Center Spring, Hydraulic, Spring Return
4/2 Center Cross Over, Direct Proportional, Spring Return
5/3 Series, Direct Proportional, Spring Return
4/3 Center Closed, Lever, Spring Return