I used two sheet metal screws instead of the strip. Install them on the cab, back them off such that the head of the screw has a gap between it and the cab, slide the trim into place under the head.

Nobody will ever know the difference... except you. thumbs_up

In the Stovebolt Gallery ~~ "The Orange Crate" 1965 C10 SWB Step Side Build Thread

Inspired to be different. Different in a way of my own, not in a way that others strive.