When I did mine, I used a couple of 2" suction cups on the outside of the glass. They are the kind that are activated with a moving handle. On my AD, the glass is flat and it wouldn't withstand much of a thump.


1951 GMC 1 Ton Flatbed -- It is finally on the road and what a great time I have driving it!
1951 1 Ton Completed


My Chevy Master 4 Door is on the Road!