Windshield, skylight channel attachment

[ScottS]

E9C25F68-DB20-4C81-8C07-EEA5C1949B2E.jpg How have others attached the aluminum channel at the top of the windshield to the channel on the skylight. They are the ones back to back in the photo. Are they aluminum welded? This is on a Patrol. Thanks Scott

[Bcone1381]

Yes, the factory part in a 2017 factory kit was was welded at the seam where the two marry up.