1.Material: CNC Aluminum.

2.Adjustable type servo arm.

3.25T Spine for Futaba and Power HD Servos.

4.Includes two steel bolts to secure the split-clamp onto the servo output.

5.M3 threads for your car or helicopter joints.

6.Item size: 35 * 15 * 6mm / 1.4 * 0.6 * 0.2in.