The truth is that all the intermediates between humans and their ancestors (which diverged from the common ancestor of humans and chimpanzees) are now extinct (and there was likely no fundamental distinction between humans and their ancestors).
Rim brakes. Rim brakes are so called because braking force is applied by friction pads to the rim of the rotating wheel, thus slowing it and the bicycle. Brake pads can be made of leather, rubber or cork and are often mounted in metal shoes. Rim brakes are typically actuated by a lever mounted on the handlebar.
Mechanical Parking Brake Calipers. Mechanical Parking Brake Calipers - Made from 6061-T6 aluminum, this full floating Mechanical Brake Caliper fills your need for a parking brake when you upgrade the stock calipers and rotors to larger rotors and can no longer use the factory caliper for the parking brake.