- Complete Gear Set : This comprehensive kit includes 5 durable steel gears, 5 shafts (ranging from 5mm to 175mm), 5 screws, and a wrench, providing all the essential components for your engine projects. - Wide Compatibility : Featuring a versatile 5mm inner diameter, these gears are compatible with both 5mm and 175mm motor shafts, making them suitable for a variety of applications. - Adjustable Speed Options : With gear sizes from 11T to 35T, you can easily customize the speed of your motor setup to meet the demands of different tasks, enhancing your project's efficiency. - User-Friendly Installation : Designed for straightforward assembly, this gear set allows both hobbyists and professionals to integrate components seamlessly into their projects. Practical Applications : 1. Robotics : Ideal for building custom robots where precise speed control is crucial. 2. Model Engineering : Perfect for model cars or aircraft, enabling tailored performance adjustments. 3. DIY Projects : Great for various DIY mechanical projects requiring reliable gear systems. This gear set combines functionality, compatibility, and ease of use, making it a valuable addition to any engine enthusiast's toolkit.