1. Extremely strong metal gear, providing high level of durability. 

2. Light weight design which provides smoother, faster, and more efficient operation. 

3.Industrial plastic case provide smooth and quiet operation.

Specifications
Performance

Stall Torque: 4.0kg·cm
No-load Speed: 0.12 sec/60deg
Travel Angle: 120deg
Voltage Range: 6.0V
Dimensions: 28*13*27mm (1.1"x0.51"x1.06")
Weight: 21g (0.7oz)
Shell Material: Plastic
Gear Material: Metal
Spline: 25T
Bearing: No
Motor Type: DC Motor
Angle Sensor: Signal Type

Waterproof; IP42
Operating Temperature°C: -10-50degC
Storage Temperature: -15-80 degC