Window fram to door bolt dimensions

[dp]

Can anyone tell me then dimensions of the bolts that fit in the back of the door to hold the back of the windscreen frame please?

Ta

[Jefftav]

The bolts that hold the door frame in are 7/16 on my 2 door anyway. Remember there are bolts at the back of the door and you will need to take of the interior handles and door card off to reach the 2 studs under the 1/4 light and the bolt that secures the front part of the window frame

[dp]

Thanks