1)metal cable manager 19" 2U 2) 5 D-ring 19" mountale 3)Meet ISO 9001,ROHS,CE,FCC ... a clean, beautiful and simple means of organizing from small to large bundles of cables and patch cord . Features:1) ... meet ISO9001,RoHS,CE,UL,ETL standard6) Light weight, easy to install or remove Application:1)used for network communication in ... :1pc/box, 20pcs/cartonweight:1kg/pcs 1 U metal D-ring cable manager