Doors not working properly? 99% chance is because your container isn't level. This tool will allow you to easily jack and level your container using an appropriately sized bottle jack.

Live in Canada? Need to move your container? If yes and your container is not sitting up on blocks, it's frozen to the ground. Have no fear, the container jacker is here. You'll be amazed how well this works. 

Towing companies and container delivery companies should all have at least one of these in their truck (along with a set of Quick Attach Skids).

Short Link

https://containermodificationworld.com/twist-n-jack