Peterborough United have warned clubs interested in Aaron McLean that it will cost 5million to prise the striker away from London Road.A host of Championship clubs, reportedly including The Blades, are interested in the striker after he bagged Shon Coleman Jersey 33 goals to help Peterborough to promotion to League One. McLean has expre sed his desire to leave Darren Fergusons men but will only be allowed to if Posh chairman Barry Fry gets the price he believes McLean is worth.Bramall Lane-bound? Aaron McLeanSo far Fry has rejected two offers of 1m and 1.5m from Wolverhampton Wanderers for his star man, Michael Pittman Jr. Jersey and said: Ive told Mick McCarthy and Jez Moxey (Wolves manager and chief executive) that the price is James Morgan Jersey 5m 3m straight away plus a sell-on and 2m when you get to the Premier League, because if you get Aaron, thats where hell take you. Theres been interest from six other clubs, and weve had higher bids than Wolves have offered, Fry continued.We understand he wants to go, but he wont go for anything le s than weve said. If Wolves want him, they have to pay the money.My Matthew Adams Jersey chairman bought him to get us to the Championship.Aarons a prolific goalscorer and if he gets us into the Championship, hell be worth 7m, 8m, 9m.If McLean does end up at Bramall Lane then it would almost certainly signal the departure of either Luton Shelton or Marlon Mack Jersey Danny Webber both men have been linked with moves away from Bramall Lane, to Leeds United and Crystal Palace respectively, all season because of limited first-team opportunities.