The CMG-20m from Tensor Tech is a Control Moment Gyroscope with an angular momentum of 13 mNms and a rotor speed of 10500 rpm. It has a maximum torque value of 100 mNm and a rotor speed error of 0.5 %. This control moment gyroscope has a radiation hardness value of 24 krad and supports RS-485 as communication interface. It requires a supply voltage of 3-8.4 V and power consumption range of 0.2-5.65 W. The control moment gyroscope has a mass of 290 g and measures 93 x 97.3 x 53.6 mm. It is ideal for attitude control and momentum storage and exchange applications.