The cmhookmw multi directional vertical cable management d ring lets you add an internal or external facing cable hook to your server rack or cabinet to provide an organized channel for cables constructed of high quality steel the cable management ring measures 24 x 39in 6 x 10cm for flexible mounting options the cable ring features a right angled mounting bracket with 2 sets of mounting holes enabling you to face the d ring in the direction that best fits your application providing