The Z1 contains four large gyroscopic devices, called Control Moment Gyroscope (CMGs), which are used to maneuver the space station into the proper orientation on orbit once they were activated following the installation of the U.S. laboratory.
Z1 indeholder fire store gyroskopiske enheder, kaldet Control Moment Gyroscope (CMGs), som bruges til at manøvrere rumstationen i den rigtige retning i banen efter at de er installeret af det amerikanske laboratorium.