Click image to view full size image
The Portable Gantry Crane is lightweight, portable and extremely stable under load. No permanent installation is required. This device provides an economical lifting solution to lift or move materials inside the factory as well as on large work sites.
link:https://www.kinocranes.sg/overhead-crane/hoist-gantry-crane.html
Hoist Gantry Crane | Kenancranes