QD5T from the Road Machine, QD10T rack from said machine, 15T hand from the road machine, 20T machine from the Road 
 Product Name: QD5-15 series rack jack (also known from the Road Machine) 
 First, the performance specifications 
 Top models give the maximum amount of the largest hook give the hook lifting height of the top high-foot high 
 QD5 5 吨 2.5 t 160 mm 345 mm 43 mm 
 QD10 10 吨 5 tons 180 mm 410 mm 45 mm 
 QD15 15 吨 7.5 t 280 mm 580 mm 60 mm 

 Second, the use of 
 For railway track paved road, bridge installation, and vehicles, equipment, lifting heavy objects for use with a simple structure, easy to use, safe, reliable, multi-machine and use, etc., is a widely used lifting gear . 
 Third, the principle 
 This machine is one type of manual lifting tools, compact structure, reasonable use of the joystick up and down swing to claw tooth and claw linkage with fixed gear, push the rack up or down, along with lifting things down. 
 Because we do a better professional 
 Our factory specializes in mining railway lifting equipment, rack up road machine, shelf, model complete, volume discount, products are sold in more than 20 provinces, municipalities and autonomous regions, the quality is forever, no limit services, sincerely welcome old and new friends to inquire and order!