Select page: ST373895 Main Boom (CH6) ST800529 Extension Module, CH610 / CH610 Double Brake ST800542 Extension Module, CH6113 / CH6113 Double Brake ST917077 Rotating Boom Platform, CH6 ST917342 Boom Pillar Other parts group: 37 Arch Or Boom Or Cranes CH6 3740 Arch Or Boom Frames CH6 3741 Main Frame or Mast CH6 3743 Moveable Frame Or Boom CH6 3763 Lines, hoses and fittings CH6 3765 Hydraulic Cylinders CH6