storage drawers

See photos. Three drawer metal unit on left, in first photo is sold. White plastic models are customizable, as drawer sections separate. Could be one single tall composition or three individual shorter ...etc Narrow model when stacked as one section is 51 in high, 12+5/8" wide & 14+1/2" deep.( without sections with no drawers) Showing two sections without drawers as they could be put on the lowest position/at the floor, for underneath storage of shoes, etc. Model in photos 6,7&9 is 22" wide 15.25" deep & 47.25" high. Asking $45 for narrower units and $60 for wide.