Systems, devices, and methods for a master press having independent press arms attached to a carriage that allows for the press arms and the carriage to be adjustable to different heights in order to perform various exercises. Additionally, a bench with an adjustable back and seat can be used to allow for varying exercises to be performed based on the height of the carriage system and adjustment of the bench. The systems, devices and methods can be used with or without a bench further increasing the functionality of the systems, devices and methods.