StarTech.com CPUMNTUD, Under desk CPU holder, Tower, 66.1 lbs (30 kg), Black, Plastic, Steel, 0 - 360° StarTech.com CPUMNTUD. Type: Under desk CPU holder, Recommended chassis type: Tower, Maximum weight capacity: 66.1 lbs (30 kg). Computer width supported (horizontal) (min): 4.84" (12.3 cm), Computer width supported (horizontal) (max): 9.96" (25.3 cm), Computer height supported (horizontal) (min): 14.1" (35.7 cm). Width: 9.96" (253 mm), Depth: 8.39" (213 mm), Height: 26.2" (665 mm)