Plastic Micro Servo Adapter for LEGO Cross - 16mm long : ID 4252 : $0.75 : Adafruit Industries, Unique & fun DIY electronics and kits
Amazon.com: Technic Parts for Multi Power Servo Motor Electric Motor Building for Lego,37Pcs/Set 3X Battery Box, 2X L-Motor, 2X M- Motor, 1X XL- Motor, 2X IR Receiver, 1X IR Remote Control : Toys
Alternative LEGO SERVO MOTOR (88004) - High Performance – Green Gecko Workshop
Brick Compatible 270 Degree Servo – Brown Dog Gadgets
Lego Compatible Servo Motor | Building Block Servo-motor | Lego Servo Motor 88004 - Stacking Blocks - Aliexpress
Alternative LEGO Servo Motor - Mould King - Technic Briks
Servo Motor 88004 Building Block Compatible Fit For LEGO Technic Power Functions | eBay
1 Servo Motor Building Block Accessories Compatible With Lego 88004 Steering Motor - Walmart.com
Servo Motor 88004 Building Block Compatible Fit For LEGO Technic Power Functions | eBay
Amazon.com: Sparkleiot 2kg 360 Degree Rotation Servo Programmable Geekservo Dual Output Shaft Compatible with Standard Building Blocks for Microbit Raspberry Pi MCU Control(Pack of 2pcs) : Toys & Games
4DBrix - Monorail
Amazon.com: 4Pcs 270° Gray Geek Servo with Wire for Lego/Micro:bit/Ardui/Raspberry Pi Smart Robot Car : Electronics
Geekservo Motor 2kg - Compatible w/ Lego - RobotShop
Nettigo: Geekservo LEGO® Compatible DC Motor [Kittenbot]