Muh. Eko Prasetyo, 2018, "Analysis of the Effect of Charcoal Type Variation on Carburizing Process on Mechanical Properties of Brake Arm with Steel ST41" Thesis Report for Strata I Level, Mechanical Engineering Faculty of Engineering, Pancasakti University Tegal 2018. In the drum brakes there are supporting components such as brake thighs which are one of the important components in motorcycle…