The HP LaserJet Lunar Gray 550 Sheet Paper Tray with Storage Stand (B01KVA) adds a 550-sheet input tray and a floor-standing storage stand to supported HP LaserJet Enterprise printers and MFPs. The extra tray increases paper capacity, so busy workgroups refill less often, while the cabinet below gives you a handy place to store reams of paper and supplies right where they are needed. Castors let you move the printer for cleaning or servicing. This version is finished in Lunar Gray. It is compatible with HP LaserJet Enterprise 5501, 5502, 6500, 6501, MFP 5601, 5602, 6600, Flow MFP 5602zfw/6600zfw and X50352/X50452/X52952/X53052 models. The unit measures 613 x 595 x 520 mm and weighs 20.6kg. After comparing online prices, www.marvel.co.za should be the cheapest on this product.