tailgate window clamps

so i have managed to botch a fix up of the tailgate window as it keeps dropping but its because the window clamps the window sat on is not secure is there anything i can buy or use to replace or fix them its not secure to the runners complete novice so please excuse if i sound stupid lol

If you ask the question in the Freelander forum you might get an answer.

But this is the 'General' section & if you don't put the details of the vehicle we don't have a clue what model you're talking about. (I looked at your other post so I do know you're a Freelanderer)