Good : This 21T 3kg digital servo is designed for 1/14 MJX Hyper Go 14210, 14209, 14301, and 14302 models, ensuring excellent performance and durability Reliable Performance: With its construction, this 21T 3kg digital servo delivers precise control and consistent power output, making it for RC enthusiasts Smooth Operation: The advanced technology of this 21T 3kg digital servo ensures smooth and efficient operation, allowing for precise movements and enhanced control of your RC vehicle Wide Compatibility: Specifically designed for 1/14 MJX Hyper Go 14210, 14209, 14301, and 14302 models, this 21T 3kg digital servo is compatible with a range of RC vehicles, providing versatility and Enhance Your RC Experience: Upgrade your RC vehicle with this 21T 3kg digital servo, designed to deliver improved performance, durability, and precision control, ensuring an enjoyable and satisfying RC experience Specification: Color: black. Note: There might be a bit color distortions due to different resolutions. There might be a slight errors due to different hand measurement. Package Includes: 1x Servo Horn 1x Flat Head Cross Head Screw1.512MM