The user-assembled 8 foot vertical cable manager shall consist of a metal backbone with cable management fingers that align with EIA rack spacing. The fingers shall be molded out of plastic and provide integral bend radius control throughout the entire length. Individual fingers shall be able to be removed without the aid of a tool. The backbone shall have pass through holes with rolled edges that provide bend radius control. The manager shall accept a metal, hinged door that can open to the right or left. When used with angled patch panels, all of the patch cords on the rack shall be able to be managed without the aid of horizontal cable managers.