19" detachable cable management/accessory rack bar. The ACG19 is an ingenious multipurpose detachable rack bar accessory. Great as a cable management lacing bar, it can also be used for hanging your headphones or other loose hanging DJ essentials. Still have a rackmount dual CD player in your DJ arsenal. The ACG19 is a perfect CD tray guard. It works for all 19" dual rackmount CD players and will protects delicate open CD drawers from accidental damage during your gigs.