The outer edge is tacked to the top radius of the tube frame. Then inner edge that mounts to the body has a 1" break and was relief cut in order to bend with the tube.
Started with a 1.5" ERW outer tube frame and skinned with the 14 gauge sheet.
Another view from the rear before finishing the welds.
View of the rear welded and ground down.
Front view welded and ground.
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