Originally Posted by Keefusb

I have found HG50 9-speed 11-30 cassettes in the past couple of years, and they are great for my aging legs in the hilly area I live in. For the short cage Dura Ace 9-speed RD, you have to pretty much screw the B-screw all the way in to clear the 30T cog, and there is not a lot of clearance there even with the B-screw in all the way.

I might want to pick up a spare HG50 11-30 just to have it.