... telescopic boom mobile cranemobile hydraulic telescopic crane for construction, small mobile crane, hydraulic crane, constru 12T telescopic boom mobile crane Hydraulic drive, full swing and telescopic boom ... .6mMax. load moment: 410kN.mBase boom: 8.6mFull-extend boom: 21mFull-extend boom+jib: 26.5m WORKING SPEED:Boom elevating time: 50sBoom full extending ...