When it comes to chin-ups, help to build the upper body by using your own body weight. Whereas, the dip aids in to the development of muscle mass in the upper body. So, by having both a chin and dip in a single machine, you can able to exercise by your own body weight to build strength. This method also assists to do other exercises too. These are the reasons for you to have a dip and chin in a single machine. Our commercial chin dip machine leads you to get all these features.