Powerhobby 190MG 35kg High Torque Metal Gear Waterproof HV Servo 1/10 Scale Digital Standard Servo Features: Middle Aluminum Case Strong steel Gears 2BB Ball Bearing 25T Aluminum Servo Horns Waterproof Coreless Motor Specs : Stall Torque 22 kg-cm (300 oz-in) @ 6.0V 35 kg-cm (475 oz-in) @ 7.4V 40 kg-cm (525 oz-in) @ 8.4V Operating Speed .25 sec/60° @ 6.0V .22 sec/60° @ 7.4V .19 sec/60° @ 7.4V Dimensions 40 x20 x40.5mm Includes: Servo + hardware