Mobile Tinkering Platform

This mobile tinkering platform doubles as a storage and a worktable, however, it has limited amount of space, can not be simply carried and has to be dragged, like a cart, and it is very loud.
These tinkering platforms are usually used by engineers.
Cost: 100 gp (tools, etc not included)
Weight: 100 lbs (tools, etc not included)
Storage space: 200 lb