MANCHESTER UNITED will let keeper Matej Kovar leave – with Hull and Red Star Belgrade in a chase.
The Tigers are keen to take the Czech, 23, who was at Sparta Prague on loan last season but may now go out permanently.
Sparta were keen to buy but the price is higher than they want to pay.
Now Hull and Red Star looking into making more serious offers.
However, the Tigers would also take the Under-21 international on loan.