Penn Elcom R1294K-10 4U SHALLOW VERSION LOCKABLE RACK DRAWER 19" INCH ABS AUDIO RACKS Penn Elcom R1294K-10 4U SHALLOW VERSION LOCKABLE RACK DRAWER 19" INCH ABS AUDIO RACKS 19" Rack U Height: 4 10" depth for use in shallow racks Black powder coated finish / Material: 1.2mm/ 0.047" Steel Heavy duty ball bearing slides, spring loaded slam lock, Key lock comes with 2 keys.