Check the listing for details. Dell 2U Cable Management Arm. Condition: Used. Listed at 24.99 USD. Dell 2U Cable Management Arm. Attaches to 2U Dell QualSlide Rail Kit (sold separately). Please note that the Rail kit is NOT included in this listing. The pictures simply show how to attach the arm to the rails. Please see my other listing if you would like to purchase the rails too. See my listing for the rails that fit with this arm -- https://www.ebay.com/itm/114293215443