"Rangers are not getting the finished product yet but he is one for the future. He will be working and being coached by Ally McCoist and that's got to be a good thing.
"But he is 6ft 4in and that is a huge plus in the modern game. Look at Jan Koller for the Czech Republic - okay, he's getting on a bit, but he is still a real handful because of his height. I know Rangers have plenty of strikers, but with the greatest of respect, none of them are that tall and Kyle can give you that."