タイトルまたは説明

Track jack a device for raising railway track during ballasting or other track operations. Mechanical track jack is the simplest & sturdiest types of the jacks and widely used in Oil Fields, Railway Track Work,Ship Yards, Mining Operation, Construction &Heavy Duty Industrial Maintenance & Establishments. 
These Track jacks can be used to lifting both on down and up strocks. They're not only be lowered tooth by tooth but also can be made to tripped off by just moving the trip control.

Specification
Model LJ-QD*5
Type Rail Track Jack
Material Stainless Steel
Dimensions (L x W x H) (mm) **0***5***0mm
Rated top lifting force **7HN (*5T)
Rated hook lifting force *8kN
Lifting stroke ≥**0mm
Initial height *0mm
Weight ≤*5kg