A: Thank you for your question. White is available in the 9 drawer storage cart. https://www.homedepot.com/p/IRIS-14-25-in-L-x-12-05-in-W-x-37-75-in-H-9-Drawer-Storage-Cart-with-Organizer-Top-in-White-and-Pearl-585004/313767685
A: Probably not with wheels provided. I 'stacked two units and built a simple base frame with aftermarket wheels. Individual drawers hold just about anything loaded (tools & parts here) in them.
A: 30 POUNDS
A: Yes, this unit is all smaller drawers, maybe 3.5-4 inches deep
A: The drawers measures 9.625" x 12.5" x 2.93".