This standard size waterproof servo has metal gears, ball bearings and a good balance of torque and speed making it suitable for anything 1/10 or 1/8 except single servo 1/8.
Specs: Voltage: 4.8~6.0V Torque: 10~12kg/cm Speed: 0.16~0.14sec/60° Weight: 42g Dimensions: 38.6x18.8x34.9mm Gears: Metal Bearings: Twin BB Type: Analog Servo Plug: JR type