KST 125MG 215MG 225MG 315MG 25T CNC Metal Servo Arm Description: Name: KST 25T CNC Metal Servo Arm Brand: KST Color: Blue Output shaft diameter: 5mm Suitable for KST DS125MG, DS113MG, DS115MG, DS135MG, DS213MG, DS215MG, DS313MG, DS225MG, DS315MG and all output shaft 5mm 25T servo. Package included: 1 x KST 25T CNC Metal Servo Arm