"Capt. JG" wrote
Mine are stainless... so, I think I'd have to get something that would
stick to that... not sure anything would without some serious prep work.

You're probably right. I used "fusion" on my aluminum rudder plates. It
sticks well and is surprisingly abrasion resistant. Shiny stainless may be a
different story though. It did a great job on my coated lifelines, btw.
http://blizzard.zmm.com/g20/mayflies.jpg