Originally Posted by
dsaul
I'm fairly certain you misunderstood whatever you read. Shadow rear derailleurs don't stick out as far as non-Shadow versions, but they will still hit the ground before the frame.
Okay. I edited my post.
How long have "shadow" derailluers been on the market.?? Who was the first to achieve that design.?? Has Shimano used this design prior to 2019.??