Universal CPU Tower Stand Bottom footprint: 34.9 x 21.4 cm, a standard size design that fits most computer mainframes. Height adjustable Height range: 14.8 to 34.8 cm, adjustable in 5 levels with 5.1 cm between each level. Suitable for tables and electric lift desks of different heights, so you do not need to worry about cord length. Lockable casters Four 360degree rotating silent wheels allow easy movement on various floors, including carpet. Two casters can be locked to securely fix the stand in place for stable performance. Protect and dissipate heat Twosided guardrails prevent the host from moving or slipping during movement. The closed bottom protects the host from moisture, while the open side promotes good heat dissipation. Use scenarios Home or office with a standing or heightadjustable desk: adjust to the correct height for ergonomic placement and easy access to cables. Shared workspaces or classrooms: move the main unit between stations and lock in place when in use. Cleaning or reconfiguration: glide the tower to access cables and floor space with minimal effort.