Introduction The DW 24 in. Straight Rack Bar is a 1.5 in. rack bar. With DW’s 9000 Series Rack System you can achieve even the most complicated setups. Whether you want to suspend a gong drum, or just make your rig easier to take to shows, DW has enough clamps and options to make it happen. Heavy-gauge stainless steel tubing means this rack is built for the road and DW clamps and memory locks ensure a repeatable set up every single time.