1, Gravity racking system inonyanya kuve nezvikamu zviviri: static racking chimiro uye inoyerera inoyerera njanji.
2, Dynamic kuyerera njanji anowanzo shongedzerwa akazara upamhi rollers, akaiswa pakudzikira pamwe nehurefu hweraki.Nerubatsiro rwesimba rinokwevera zvinhu pasi, pallet inoyerera kubva kumagumo ekurodha kusvika kumagumo ekuburutsa, uye inodzorwa zvakachengeteka nemabhureki.