Savox SC-1251MG Low Profile High Speed Metal Gear Digital Servo Torque(@6V): 125.0 oz-in Speed(@6V): 0.09 sec/60 Dimension LxWxH(mm): 10.3x20.2x25.4; Weight(g): 44.5 Super High 12 bit (4096) Digital Resolution Professional Grade Servos Coreless Motor Driven, Nominal Operating Voltage 4.8-6.0V Drivetrain: Metal Gear; Spline: 25T; Bearing: 2BB; Case: Anodized Aluminum Body Ideal as a steering servo for 1/10 surface applications and in gliders and airplanes that have thin wing profiles