The Mobile Stand is ideal for your project files that require mobility, accessibility and ease of use. This popular, self-contained storage system features steel construction with four 3" ball bearing swivel casters (front 2 lock). Perfect for presentation days and storage, the stand rolls easily wherever you need it. Your organizer includes 12 Pivot Brackets that swing wide to allow easy access to clamps and their contents. Holds up to 12 Hanging Clamps (must be ordered separately).