The ProTek R/C 150S High Voltage Hi-Speed servo delivers lighting fast 0.08 transit speed and 281 oz-in of torque at 6.0V, and when you bump the voltage to 7.4 the spec's increase to 0.06 and 346 oz-in! Spec's like these make this servo an excellent choice for any 1/10 to 1/8 scale vehicle application. Other features include a full aluminum case that provides bomb proof durability and improved heat dissipation, a metal gear train that is supported by dual ball bearings, a 200mm long 22awg connector wire with gold plated connectors, and a coreless motor.