The NanoTorque GSW-600 from GomSpace is a Reaction Wheel with Torque 1.5 mNm, Angular Momentum 0.019 Nms, Mass 0.180 Kg (One Wheel), 0.940 Kg (Pyramid), Speed -6000 to 6000 rpm, Supply Voltage 5 V. More details for NanoTorque GSW-600 can be seen below.