Originally Posted by
Jeff Neese
The 592 is the "Shadow" version of the 591. The thing I don't like about the 592 is lack of an adjustment barrel built in.
Acera may not be top of the line, but it's not bad at all and a RD lasts a lot longer than 800 miles. Something else is going on.
I have 2 barrel adjusters on the Bike already .