Marathon 11U slant mixer rack/16U vertical rack system with caster board, table and patent pending design laptop shelf to hold up to a 17-inch laptop. Laptop combo racks/cases with tables and caster board feature patent pending design laptop shelf, mounted above mixer rack area. These ATA flight style cases feature spacious carpet lined laptop shelf with safety edged front lip to keep laptop in place and in full view. All models feature premium latches, hardware, trim and finishes to Marathon standards.