Thought I might have more luck with this question here - none in AQA
Just buy a new Tektro, an old Exage isn't worth spending any time fixing. Even if you get it apart, you'll probably find the bore in the arm is worn so you can't adjust it to be both free-moving and free from backlash.
Just buy a new Tektro, an old Exage isn't worth spending any time fixing. Even if you get it apart, you'll probably find the bore in the arm is worn so you can't adjust it to be both free-moving and free from backlash.