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1、 Self-erecting tower crane QTZ5610 Max. Lifting Capacity is 6t Max. Working Radius is 56m Max. Radius Rated Lifting Capacity is 1.0t Independent Height is 37.5m Attachment Height is 120m 2、QTZ5610 Derricking Mechanism Derricking mechanism with free maintenance planetary reducer and cone brake motor, is well-knit in structure, stable and powerful in trolley、high endurance and low failure rate. 3、QTZ5610 Slewing Mechanism Slewing motor adopts winding motor and hydraulic transmission. Slewing is stable and powering. 4、QTZ5610 Operation Device Cabin with humanized design, is convenient and comfortable, facility for safe driving. Zhongteng’s main products are Tower Crane (QTZ50、QTZ63、 QTZ80、 QTZ125、 QTZ160、 QTZ7030)，（FS7032、 FS7027 、TC6520、 TC6016 、TC5613 、TC5510）. Zhongteng well-equipped facilities and excellent quality control throughout all stage of production enable us to guarantee total customer satisfaction. If you are interest in any of our products or would like to discuss a custom order, please feel free to contact us. We are looking forward to forming successful business relationships with new clients around the world in the near future.