If I understand correctly the only thing centering this "USRS" ring is record, right? So if a record is not centered, the whole 800 grams is off centre too?
Hey, I only found this because I really researched outer clamps and accidentaly stumbled upon SoundFountain page with very extensive descriptions, and also a warning about infringement.
I think SoundFountain page is from 2015, it's interesting that he doesn't say which Indian company or...
I was prepated to order a SoundFoundations outer ring, but then I found this:
Of course Mr. Bruil didn't invent outer ring, and SoundFoundations Universal Record Stabilizing Ring (USRS)-MK2 is a bit different (made out of single piece of stainless steel), but this is really shady...