4/6/8/10/12/16/18/20/24/28/30/36/40U • High quality workmanship with black powder-coated surface • Front and rear punched rack rails • 4 steering rollers included in delivery • Integrated support rail in the inner side walls for heavy devices e.G. amlifiers • Fixations for support rail included in delivery • Cage nuts, screws and plastic bolts included in delivery • Mounting depth 43cm