I was using this with a bass amplifier. I'm selling it to organize my equipment. I will pack it with bubble wrap and ship it anonymously. If you need it, please take it! The following is from the Sound House website: ■ Specifications: PVC + multi-layer laminate plywood ■ Size: 3U ■ Depth: 360mm * The depth dimension is the internal dimension of the case (from sash to sash) with the front and rear lids removed. ■ Mounting screws: Included ■ Rear rack rail: Included ■ Handle: Both sides ■ Casters: None ■ External dimensions W: 54.5cm ■ External dimensions D: 53.8cm ■ External dimensions H: 17.2 + rubber feet 2cm ■ Weight: 8.5kg