european bb design by directional control valves bm20 series type one spool two spool three spool hydraulic directional control valves type one spool bm30 series one spool two spool two spool with joystick three spool four spool five spool bm40 series type type one spool two spool type one spool one float spool two spool three spool five spool six spool bm70 series integrated flow control bf40 series integrated flow control can vary the flow output of the first spool from 0 to full flow joystick standard detent float position item price item price price item item price item price
