Add a sturdy fixed shelf into almost any server rack or cabinetr r rugged steel construction for durability in harsh environmentsr r the black cabshelf standard universal server rack cabinet shelf helps to efficiently organize your mission critical computer hardware and accessories by adding a fixed shelf with the capacity to hold up to 20 kg 44 lbsr universally mountable in any standard front mount 19 server rack or cabinet the rack shelf is constructed of sturdy cold rolled steel for lo