QX-MOTOR 20KG 25KG 30KG 35KG High Voltage Waterproof Metal Gear Coreless Digital Servo for RC Robot RC Car 35KG QX-MOTOR QX-3135MG Digital Servo: Output gear: 25t Torque(5V): 32.7kg-cm Torque(8.4V): 35.2 kg-cm Limit angle: 180 Speed: 0.32 sec/60(6V)0.22 sec /60(8.4V) Operating Voltage4.8 ~ 8.4 DC Volts Weight: 67g Bearing TypeBall Bearing x 2 Motor type: hollow cup Gear TypeMetal Operating Temperature-25~70 Working frequence1500sec / 50330hz Size40 x 20 x 40.5 mm 25KG QX-MOTOR QX-3125MG Digital Servo: Operating voltage: 4.8 - 8.4V Operating speed ( 5.0V ): 0.18 sec/60 degree Operating speed ( 8.4V ): 0.14 sec/60 degree Stall torque ( 5.0V ): 23.5kg/cm Stall torque ( 8.4V ): 26.8kg/cm Limit angle: 180 Dead band: 3 s Working frequency: 50-333Hz Connector wire: About 300mm Gear type: Metal Motor Type: DC motor Size: 40 * 20 * 40.5mm Weight: 62g 20KG QX-MOTOR QX-3120MG Digital Servo: Apply Environmental Conditon: Storage Temperature Range:-30C~80C Operating Temperature Range:-25C~70C Torque(6V): 20.5kg-cm Torque(8.4V): 22.8 kg-cm Size: 40.0*20*40.5mm Weight: 67g2g Limit angle: 180 Bearing: Double bearing Horn gear spline: 25T Case : Engineering plastics+Aluminum alloy Connector wire: 300mm5mm Motor Type: DC motor Gear type: Metal Working voltage range: 4.8 - 8.4V Pulse width range: 5002500usec Neutral position: 1500usec Running degree: 1803(PWM 5002500usec) Dead band width: 3 usec 30KG QX-MOTOR QX-3130MG Digital Servo: Operating Voltage: 4.8 ~ 8.4 DC Volts Dead brand: 3 s Weight: 60 g (2.12 oz) Motor Type: DC Motor Torque(6V): 29.5kg-cm Torque(7.4V): 32 kg-cm Gear type: Metal Weight: 67g2g Horn gear spline: 25T Working frequence: 50-333Hz Operating travel:180PWM 500-2500s OR 270PWM 500-2500s Size: 40 x 20 x 40.5 mm ( 1.58 x 0.79 x 1.60 in) Package Included: 1x Metal Digital Gear Servo