Show also usage in model: CH175 BOOM Select parts group: 37 ARCH OR BOOM OR CRANES 37 ARCH OR BOOM FRAMES 3740 CONTROL & LOAD HOLDING VALVES 3762 HYDRAULIC CYLINDERS 3765 LINES, HOSES & FITTINGS 3763 MAIN FRAME OR MAST 3741 MOVEABLE FRAME OR BOOM 3743