Tusk Comp Series Nerf Bars Blue With Black Webbing, Arctic Cat DVX 400 04-08, Kawasaki KFX 400 2003-2006, Suzuki Z400 03-08 Tusk Comp Series Nerf Bars are built beefier than most standard nerf bars creating higher strength and rigidity 2 3/8" alloy tubes are heli-arc welded at the joints and then brushed to a high luster Features a trick looking laser-etched logo on both left and right nerf bars