• 12U space studio rack with 19" width and 15" depth, assembly required • Pre-cut and easily constructed for do-it-yourself; 10/32 rack rails installed, rack rail screws included • Made from 5/8" MDF with furniture grade walnut laminate • Rubber feet on the bottom keep it from slipping; Four rubberized casters are included in the package with 2 of them coming with lever brakes • Four rubberized casters are included in the package with 2 of them coming with lever brakes