These Turnigy analog waterproof micro servos have excellent torque, speed and centering and all at an excellent price. The gears are made of a metal for strength and durability and the output spline has 21 teeth for a good solid servo arm fixing. They are the perfect choice for small RC models whether aircraft, cars or boats where you need a strong metal gear.

Specs:
Type: Turnigy™ TGY-50090W Waterproof Analog Micro Servo w/Metal Gears
Input Voltage: 4.8~6V
Torque: 1.7kg.cm @ 4.8V, 1.9kg.cm @ 6V
Speed: 0.09sec/60° @ 4.8V, 0.08sec/60° @ 6V
No Load Current: 300mA @ 4.8V, 350mA @ 6V
Stalled Current: 700mA @ 4.8V, 800mA @ 6V
Idle Current: 20mA @ 4.8~6V
Max deflection: 195° ± 1°
Neutral Position: 1500µsec
Dead band Width: 6µsec
Pulse Width Range: 900~2100µsec
Gear Train: Metal
Output Spline: 21 teeth
Motor: Brushed
Ball bearing: No
Waterproof: Yes
Dimensions: 22.4x12.5x22.8mm
Weight: 13g
Servo Lead length: 190mm
Servo Connector: JR/Futaba

Included:
1 x Turnigy™ TGY-50090W Waterproof Analog Micro Servo w/Metal Gears
1 x Half servo arm
1 x Double servo arm
1 x Cross servo arm
2 x Mounting screws
1 x Servo arm screw