Brakes are a type of rim brake with pivots mounted to the frame or fork. In connection with this article, please read the lead article about rim brakes. It covers, among other things,
Why Rim Brakes? Rim Brake Types Centering Mechanical Advantage Noises/Squealing Shoe Types Shoe Adjustment Most brake problems result from excessive friction or poor installation of the cables, not poor setup, or poor quality brakes. Also see the article on cables for information on cable selection and adjustment of brake cables and brake levers.