Yes that is scaly leg mites and it looks like their might be a bit of secondary infection on the second one. Tea Tree Oil will help deal with that as well as prevent a reinfestation with eggs hatching out.
It's common to think that chicken legs should be scaly when in fact smooth is the healthy norm. Those legs might never go back to really smooth, but for sure they can be healthier than that! Good luck.
It's common to think that chicken legs should be scaly when in fact smooth is the healthy norm. Those legs might never go back to really smooth, but for sure they can be healthier than that! Good luck.