This unit is available either free standing on its own stand or for bench mounting if required.It has 20 easily identified compartments.Stand is manufactured from 25 mm square tubular steel.Post Sorter Stand overall size: W x D x H: 1450 x 457 x 1525 mm.Size of compartment: W x D x H: 355 x 457 x 297 mm.Post Sorter Stand overall size with stand: W x D x H: 1450 x 457 x 1830 mm.