BUD Industries RM-14212 Aluminum Rackmount Chassis, 19" Width x 5-1/4" Height x 17-3/64" Depth, Natural Finish Front panel: 0.12" thick mill finish aluminum with "surface shield" protection Side and rear panels: 0.090" aluminum Aluminum material Natural finish Measures 19" width by 5-1/4" height by 17-3/64" depth