Advanced technology performance, reliable quality and high safety are available in the unit. 4-section step-less change folding placing boom is suitable for applications in confined sites. Sections of the placing boom can be operated not only individually but also simultaneously, so nearly eliminate all construction blind areas. Main parts are world brand products such as chassis made by VOLVO Company Sweden, placing boom and outrigger assy. imported from CIFA Company Italy, hydraulic pump unit from REXROTH Company Germany, control valve from HAWE Company Germany, transfer gearbox from STIEBEL Company Germany and lubrication system from BECK Company Germany. High safety with well-equipped safety devices.