24 Thread Spline.
Suitable for Servo Motor.

Specifications
Material: Plastic
Head hole inner diameter: approx. 3mm
Arm hole inner diameter: approx. 1.6mm
Arm Thickness: approx. 2mm
#1 and #2 Size: approx. 58x14x8.7mm
#3 and #4 Size: approx. 36x14x8.7mm
#5 and #6 Size: approx. 30x14x8.7mm
#7 and #8 Size: approx. 42x14x8.7mm

#1 and #2 Distance from hole center to hole center：15mm, 18mm, 21mm, 24mm
#3 and #4 Distance from hole center to hole center：15mm, 18mm, 21mm, 24mm
#5 and #6 Distance from hole center to hole center：12mm, 15mm, 18mm
#7 and #8 Distance from hole center to hole center：21mm, 24mm, 27mm, 30mm
Color: Black

Package Content:
1 set x Steering Arm
Note: Due to the manual measurement please allow 0.1-0.5mm error.