mobile cart can be extended both vertically and horizontally. designed to use a variety of quick flip out bins. 46 flip out bins included. Storage for small components for factory, office or home. Transparent window enhances productivity. quick flip design-drawers won’t pop open while moving. Mobile cart capacity 1100 lbs with two locking casters. One side peg board with 12 peg hook start kit. mobile cart includes two of 8 compartment flip out bins two of 6 compartment flip out bins two of 5 compartment flip out bins two of 4 compartment flip out bins five of flip out bin rails two of pegboards twelve of assorted peg hooks