Check the listing for details. 2Pack Shipping Container Jack Lug Upgrade Superior Jack Leveling Attachment. Color: Black, Condition: New. Listed at 61.51 USD. Description: Durable and sturdy - Made of high-quality metal materials, this accessory is built to last and can handle various work conditions，lift easily up to 60,000 lbs container, which is 15000 lbs per corner on a 50 ft extra heavy high can. Increased efficiency - This easy-to-use tool allows for quick and efficient lifting and leveling of shipping containers.This device works perfectly to lift up a container and level it. Easy to use: This accessory is easy to install and use, without requiring any specialized skills, allowing you to solve the support problem of the shipping container by yourself, without seeking professional help. .