Store your servers network and telecommunications equipment in this adjustable 42U openframe rack Compatible with Dell PowerEdge R series rack server 42U Server Rack 4 Post Rack Adjustable Depth Rack Equipment Rack Telecom Rack Adjustable mount depth from 23.5 31.5 in Supports a static loading capacity of 992 lbs (450 kg) Rack mount servers KVM switches and network equipment in a server room or data center