Feature: 1. PA Material: Made of high toughness PA material, the RC reduction gear is durable and provides stronger control for your remote control car. 2. Improved RC Performance: The reduction gear effectively improves the performance of your RC car and reduces the risk of gear backlash and tooth scrambling. 3. Enhanced Power Transmission System: The more efficient power transmission system provides a smoother driving experience and improves the driving force. 4. Lightweight and Stable Construction: The reduction gear set is lightweight and does not add additional burden to your RC car. It features a stable and firm structure with stable performance. 5. Application: The reduction gear is suitable for SCY 16101 16102 16103 16201 1/16 RC car has a reasonable design that makes it easy to install and remove, provide higher strength and performance. Specification: Item Type: RC Reduction Gear Material: PA Number of Teeth: 50T and 10T Gear Size: Approx. 31x8mm / 1.22x0.31in (50T), 21x12mm / 0.83x0.47in (10T) Application: Applicable for SCY 16101 16102 16103 16201 1/16 RC car. Package List: 1 x RC Reduction Gear2 x Parts Note: 1. Due to manual measurement, please allow 1‑3mm error. Thank you! 2. The monitor calibration is not consistent, the color of the items shown in the photo may be slightly different from the actual object.