25kg/cm Digital Servo with Red Coated Aluminum Case ItemNo.: DS3225MG Motor: iron core Gear: metal Weight: 64g Size: 40x20x40.5 mm Rotation scope: 180�°controlled Speed and Stall Torque 23Kg.cm/0.14sec/60�°@5.0V 25Kg.cm/0.13sec/60�°@6.0V 26Kg.cm/0.12sec/60�°@6.5V