Reefs RC 99micro High Torque/Speed Metal Gear Digital Micro Servo.
Specifications: Waterproof: Yes Input Voltage: 6v-8.4v Internal: Precision Metal Gears / All CNC Alum. Casing Bearing Type: 2BB Weight: .70oz Dimension: .90 x .47 x 1.08 (LWH) Torque: 89oz @ 6.0v / 99oz @ 7.4v / 115oz @ 8.4v Speed: .11sec @ 6.0v / .09sec @ 7.4v / .08sec @ 8.4v Spline: 25T MICRO Dead Band Width: 2¦Ìs BEC: Not Required