Fits the SMSL DO100 balanced DAC in a 19" rack at 2U, with the glass display and volume knob facing out and easy to read, while the USB, optical, coax and the RCA and XLR outputs all stay on the rear behind the rack.FITSSMSL DO100WHAT YOU GET One 3D printed mount, sized to hold the DO100 snugly with the front face open for the display and volume control. Rack screws are not included. Use whatever your rack takes. MODULARThis is part of my Modular Series. It pairs with any other 2U Modular Series mount in my shop to fill out the row. Pieces pair within the same U height.MATERIALPETG, not PLA. It holds its shape in a warm rack or closet where PLA starts to soften.A 10" mini rack version of this mount is also listed in my shop, along with the rest of the Modular Series. 💬 For any custom design requests please message me.