SYNTHORA 78Pcs Plastic Gear Set Kit for DIY Robot Car RC Model, Assorted Motor Gears Worm Crown Pulley Axle Gearbox Parts for STEM Building Toys Repair

The SYNTHORA 78Pcs Plastic Gear Set Kit is a versatile and essential accessory pack designed for DIY enthusiasts, engineers, and hobbyists. This complete gear assortment includes worm gears, crown gears, bevel gears, pulleys, axles, bushings, and more, providing everything you need for building, repairing, or upgrading mechanical models. Crafted from high-quality durable plastic, these gears offer excellent wear resistance and long-lasting performance. Most parts are designed with a standard 2mm inner diameter, ensuring compatibility with a wide range of motors and DIY building toys. This gear kit is ideal for various applications including DIY robot construction, RC car and helicopter repair, science experiments, and STEM education projects. Whether you are developing mechanical models, conducting lab research, or exploring engineering concepts, this kit provides flexibility and convenience in one package. With multiple gear types included, users can easily experiment with different transmission systems, making it a great learning tool for understanding motion, speed ratios, and mechanical design. Product Specifications: Brand: SYNTHORA Model: 78Pcs Gear Set Material: Durable Plastic Quantity: 78 Pieces Shaft Hole Size: Mostly 2mm Application: DIY Robot, RC Models, Gear Repair, STEM Projects

• COMPLETE 78PCS GEAR SET – Includes a wide variety of plastic gears such as worm gears, crown gears, bevel gears, pulleys, axles and bushings, perfect for DIY robot car and model building needs.
• HIGH QUALITY DURABLE MATERIAL – Made from premium plastic with strong wear resistance and long service life, ensuring stable performance for repeated use in gear transmission systems.
• VERSATILE DIY APPLICATIONS – Ideal gear kit for DIY robot projects, RC cars, helicopters, motor gear repair, and mechanical model building, suitable for hobbyists and engineers.
• STANDARD SIZE COMPATIBILITY – Most gears feature a 2mm inner hole, making them compatible with common motor shafts and easy to install for various DIY building toys.
• STEM EDUCATION TOOL – Great for learning mechanical principles, gear transmission, and engineering basics, widely used in laboratories, classrooms, and educational projects.
• ALL-IN-ONE ASSORTMENT KIT – Multiple gear types and accessories in one package save time and cost, providing everything needed for gear replacement or creative DIY builds.
• FOR ADVANCED USERS & ADULTS – Designed for teens and adults interested in engineering and DIY projects; small parts included, not recommended for young children.