Manchester United transfer activity is ongoing with two deals imminent, and more incomings and outgoings being discussed. We have all the key lines you need to know heading into a potentially busy day and week for Manchester United in the transfer market. Noussair Mazraoui and Matthijs de Ligt medicalsAn agreement was reached with Bayern Munich for a double deal for Noussair Mazraoui and Matthijs de Ligt. United will pay an initial £38.6 million for De Ligt, the fifth highest fee the club have paid for a centre-back. Mazraoui will cost £12.8 million. Fees of around £4 million in add-ons for bo…