The height of the desk can be stored under the desk and has a neat storage caster for easy insertion and removal of A4 file boxes. The height of the top shelf can be adjusted in 3 stages (2 with stoppers). Load Capacity: Shelf board (per panel): 20. Overall 188.2 lbs (40 kg); Shelf Size: Width 18.1 inches (29.5 cm), Depth 29.5 cm), Height from top to side frame: 14 cm). 41/46 /20.1 inches (51 cm); Height from floor to bottom shelf: 4.9 inches (12.5 cm); Interior height between shelves is 9.4 / 11.4 / 11.4 inches (24 / 29 / 34 cm); Floor to bottom shelf: 3.3 inches (8.5 cm).