I rode 30 miles yesterday without a lockring on my cassette. No issues whatsoever, besides the annoying rattling of the lockring bouncing around on the axel. I was worried when it popped off. I thought the cogs might slide apart a bit (all loose cogs in the cassette) but that didnt happen. Shifting was spot on.
So what good are the lockrings?
...asked tongue in cheek of course
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