NOTE THIS SERVO IS FOR 1/5 AND 1/6 SCALE AND IS A LARGER SIZE THEN A STANDARD SERVO WH-65KG Torque(6.0V): 55.0 kg-cm / ( 763.8 oz/in) Torque(7.4V): 60.0 kg-cm / ( 833.2 oz/in) Torque(8.4V): 65.0 kg-cm / ( 902.7 oz/in) Speed: 0.19 sec (6.0V)│0.17sec (7.4V)│0.15 sec (8.4V) Operating Voltage：6.0 ~ 8.4 DC Volts Weight: 200.0 g (7.05 oz) Bearing Type：Ball Bearing x 2 Motor Type：DC Motor Gear Type：Copper & Steel Operating Temperature：-20℃~60℃ Working frequence：1520μs / 333hz Size：65.8x30.0x55.6mm (2.59x1.18x2.19 in)n)