Shandong Tavol Machinery Co.,Ltd is one of the best China rail mounted gantry crane manufacturers and suppliers, for all your needs of best cheap, high-quality and low price rail mounted gantry crane products, please feel free to contact us. 
  Rail Mounted Gantry Crane 
  
  Lift capacity:5-32t 
  Lift height :3-80m 
  Span: 5-48m 
  Lift speed:0-8m/min 
  Travel speed:0-40m/min 
  Power:220-440V/50Hz/3P 
  Operate type: Cabin / Remote/Ground 
  Work Duty:A3-A5 
  
  Crane lift container are specialized yard container handling machines. 
  An RMG travels on rails to lift and stack 20, 40 and other iso containers in the yard area of the container 
  terminal. The container is lifted by a spreader attached to cables. Rail mounted cranes come in a variety 
  of models with different spans and overhangs 
  Harbor rail mounted container gantrycranes are specifically designed for intensive container stacking 
  due to its automation and less need for human handling. Compared to the crane (RTG), the RMG has 
  the advantages of being driven by electrical power, cleaner, bigger lifting capacity, and higher gantry traveling speed with cargo. 
  http://www.tavolcrane.com