Size: 22u server rack , width height depth range adjustable from 24to 38(60cm-95cm). Build to Last: The 22u rack features 2.0mm structure, fully riveted, 1700LBS 1000kg tested. Rack Rails: 1 pair, not only to shelf the equipment, but also to enhance the rack stability. Floor Standing: 3 heavy duty wheels for portable scenarios, but with the leveling feet, the rack would be more solid for sure. Simple Installation: Comes with the guidebook, all relevant screws. 24H services are available.