A parts container having adjustable racks that are adjustable in both a vertical and horizontal direction. The problem of largely reduced braking force occurs in conventional rim brakes in bad weather or in braking over a prolonged time, and the problem of self-locking frequently occurs in the conventional mechanical disk brakes. Further, disposed within the apparatus may be a circuit board, which is in electronic communication with at least three control buttons, a microprocessor, a liquid crystal display, and a voltage regulator. The client terminal includes a terminal controller responsive to an on-screen display control program that causes: the display of channel identifiers, the selection of one of the channel identifiers in response to a first input, and the display of a pop-up for the selected channel identifier. Upon exposure to light, the cured compositions will decrosslink, rendering them soluble in typical photoresist developing solutions. A usage status of the frequency spectrum of the transmission signal based on the first radio access scheme, as well as the known parameters of the transmission signal based on the second radio access scheme, are determined by the pulse-shaping controller.