... different duty 2),rack for storage, easily assembling 3)rack,Q195 Cold Steel heavy capacity ... loading capacities to clients' storage needs.· Fully adjustable shelf height.· Very easy to install and ... heavy duty storage rack: 1.Frame and Beam Material:Cold rolling steel SPCC DC01,ST12,Q1952,Beam adjustment:The beam levels are adjustable ... warehouse equipment/ beam rack)heavy duty racks for storage