Tripp Lite Mobile CPU Caddy for Computer Towers - Width Adjustable, Locking Casters, Black - 22.05 lb Capacity - 4 Casters - Steel - 8.2in Width x 4.1in Depth x 5in Height - Metal Frame - Black

5-year limited warranty 4 swivel casters (2 locking) allow smooth, easy movement across the floor Adjusts to fit wide range of CPUs from 4.7 to 8.2 in. wide (11.9 to 20.9 cm) Durable metal construction with powder-coated finish blends into any decor Open frame design allows easy access to rear cabling and ports for quick adjustments Rolls under your desk to leave valuable tabletop and floor space clear