This is a top-notch plastic servo horn precisely crafted for DF series servos. It offers a perfect fit, ensuring seamless operation. Here are the key specifications: Outside diameter is 20mm (0.79'), center hole diameter is 3mm (0.12'), and mounting holes are 1.5mm (0.06'). Included in the shipping list is one plastic servo horn. You can also find the dimensions document.

Using this plastic servo horn is easy. First, make sure your servo is from the DF series as this horn is designed specifically for them. Align the center hole of the horn with the output shaft of the servo. Then, use appropriate screws to fix it through the mounting holes. When handling the horn, be gentle to avoid any cracks or breakage. To keep it in good condition, store it in a dry and clean place. Avoid exposing it to extreme temperatures or harsh chemicals. If you notice any signs of wear, it might be time to replace it.