This top-notch metal servo horn offers excellent quality. It's designed to fit Hitec standard servos, DF series servos, and the Uptech CDS 5500 Servo. Here are its key specs: Outside diameter is 20mm (0.79'), center hole diameter is 3mm (0.12'), it has M3 mounting holes, and weighs just 2g. Included documents cover dimensions. The shipping list has one metal servo horn.

Using this metal servo horn is easy. First, make sure your servo is one of the compatible models like Hitec standard, DF series, or Uptech CDS 5500. Then, align the center hole of the horn with the output shaft of the servo. Use M3 screws to attach it through the mounting holes. When handling, be gentle as it's lightweight at only 2g. Avoid dropping it to prevent damage. For maintenance, keep it clean from dust and debris. You can use a dry cloth to wipe it occasionally. If you notice any signs of wear, it might be time to replace it.