![GDS Racing 23T M2 Universal Angle Adjustable Alloy Servo Horn/Arm Red RC Crawler](http://www.gds-racing.com/cdn/shop/products/1_cd7d661e-5c9b-46eb-a6c8-d6691418cf67_{width}x.jpg?v=1574453835)
For KO and JR Servos
23T Spline
CNC 3mm thick arm
2-sided arm
Threaded for 2mm hardware
Overall length: 45MM
Center to Outer Hole: 20MM
Outer to Outer Hole: 40MM
Note: It's marked with a wrong number, you might get the horn with "24" marker, but just 23T