Manchester United have agreed a deal to sell promising goalkeeper Radek Vitek to Middlesbrough. Radek Vitek is joining Middlesbrough, and Altay Bayindir will spend the season on loan at Celta Vigo. United fans had high hopes for Vitek and will be disappointed to see him leave without getting a real chance. Getty ImagesMan Utd fans on Radek Vitek dealVitek’s deal to Middlesbrough has the potential to cost a maximum of £14m, but the deal includes an initial £7m fee. In addition, United have inserted a 35% sell-on clause, matching rights and a buy-back option into the deal with Middlesbrough.