Tripp Lite's SmartRack SRCABLERING2U helps eliminate cable stress for your rack anclosure cabinet. The 2U 19-inch horizontal cable manager (flexible ring type) organizes cables within the SMartRack enclosure or open rack. Required mounting hardware is included. Required mounting hardware included Cold rolled steel with black finish Helps eliminate cable stress Organizes cables within SmartRack enclosure or open rack 2U 19-inch Horizontal Cable Manager . . Environmental Certification : RoHS Manufacturer Website Address : http://www.tripplite.com Environmentally Friendly : Yes Panel Width : 19" Limited Warranty : 5 Year Package Contents : SmartRack Horizontal Cable Manager Mounting Hardware Product Type : Cable Organizer Manufacturer : Tripp Lite by Eaton Product Model : SRCABLERING2U Country of Origin : China Rack Height : 2U Product Line : SmartRack Cable Manager Type : Cable Organizer Product Color : Black Product Material : Steel