jmh, wish I could help but as you see no one has replied. I'm pretty sure that the bulb/wiper slides into a track and the track is what is caulked. From some of my searches it looks to be many different profiles. I would feel comfortable replacing them myself if I was sure I had the correct ones.
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2021 Grand Design Solitude 390RK
2016 Chevy Silverado 3500HD DRW High Country
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