The C41H 2-module rolling tool chest with sheet metal frame and plastic tops makes this storage unit remarkably sturdy and lightweight. The system features a telescopic aluminum handle and includes an upper toolbox with tool holder, a lower module with 2 drawers, and a pull-out case with drawer. There is a side centralized lock for drawers on the lower module and all drawers have ball bearing slides and double closing hooks. Oversized 6” (160mm) casters are built into the frame for easy transport, including going up steps. Load capacity 88 LBS.