huh interesting!They have a solid catalog, FK is a brand AFAIK: https://www.fkrodends.com/catalogs/
This is my trackbar heim, I like the heim utilized in a vertical orientation as well, especially given the amount of water and debris we see on the west side. When the heim is horizontal with the OEM mount the heim acts as a cup to collect dirt on top:
View attachment 247213
So did you have a bracket that allowed the heim to mount virtically?