Features:Suit for JR, KO, Sanwa servos.
There are two screws designed to hold the arm more secure to the servo shaft.
Specifications:JR Standard 23T Aluminum Single Side Arm - Red
Overall length: 35.4mm
Mounting holes spacing: at 8.5, 20, 24 mm (approx.) from center of the arm
* Fits the JR, KO, Sanwa servos with splined output shafts.
1 x servo horn