LEGO 88004 Servo Motor - LEGO Power Functions - BricksDirect Condition New.
Servo Motor Technical Moc Pf Parts For Legoed Power Function (servo Motor, Ir Speed Remote. Receiver, Lithium Battery Box) - Iot Accessories - AliExpress
Plastic Micro Servo Adapter for LEGO Cross - 16mm long : ID 4252 : $0.75 : Adafruit Industries, Unique & fun DIY electronics and kits