Loaded Fiberboard for 63 Brown 6G16 Perfect way to fast track your restoration, conversion from PCB or DIY amp project. Only high quality components used throughout. Sprague Atom Electrolytics, Orange Drops, Carbon Composition Resistors, Silver Mica's, vintage style cloth wiring!!!! It all in there. You get the completed board loaded with the backing board ready to be installed into your chassis!!!Made to order item, takes 2 weeks to ship!!!