Height adjustable brackets for wall units that make it possible to adjust the height of the wall cabinet unit stepwise. Brackets for wall units are totally hidden and secured on the back of the wall unit. It is important that the back cover has a min. 16 mm in void between to the right and left covering. Mobile base units can be a useful way of replacing storage space in a flexible way. Height adjustment wall units is in increments of 4.2 cm.