Base is grey and consists of a double-faced heavy gauge steel unit, welded and riveted throughout. The unit provides 12 vertical locker openings with a nominal opening size of 9"W x 20"D x 14"H. Vented doors have spring loaded hinges, padlock hasp. Top is constructed of 2-1/4" Maple Butcher Block and comes with four vises. Four Person Workbench.