PowerHD D15 Black HV CNC Coreless Digital Servo 16.5KG/0.095sec@7.4V

Torque(6.0V): 13.5 kg-cm ( 187.5 oz/in)
Torque(7.4V): 16.5 kg-cm ( 229.1 oz/in)
Torque(8.4V): 18.0 kg-cm ( 250.0 oz/in)
Speed: 0.10 sec (6.0V) ¦ 0.095 sec (7.4V) ¦
Speed: 0.085 sec (8.4V)
Operating Voltage: 6.0 ~ 8.4 DC Volts
Weight: 55.0 g (1.94 oz)
Bearing Type: Ball Bearing x 2
Motor Type: Coreless Motor
Gear Type: Titanium & Steel
Operating Temperature: -20~60°C
Working frequency: 1520µs / 333hz
Size: 41.0 x 20.0 x 26.3 mm ( 1.61 x 0.79 x 1.04 in)