40 Piece Plastic Gear Set With 12 Tooth Model 122A Reduction Worm Gears For RC Cars And Robot Motors DIY Gearbox Upgrade Kit Beefed-Up Crown Gears For Smooth Quiet Performance

Plastic 40-Piece 12-Tooth Gear Set for RC Cars & Robots
✔️ 12-teeth, 0.5 modulus plastic gears, 7mm OD, 5mm thick, 2mm bore

Compact 40-piece Model 122A plastic crown gear kit designed for DIY gearboxes, RC cars, small robots, wind turbines, and educational demonstrations.

✅ 40 pieces per pack
✅ Model 122A, 12 teeth
✅ 0.5 modulus plastic gear material
✅ Outer diameter 7mm, thickness 5mm, bore 2mm
✅ Suitable for RC cars, model robots, wind turbines and DIY gear trains

💡 What is a plastic gear set used for in hobby projects?

This handy set helps you build compact gearboxes and explain gear ratios. - handy for teaching gear ratios in DIY RC and robotics kits - a low-cost way to prototype gear trains before final parts - works with small motors in model cars, micro-robots, and windmills - easy to install and replace in quick-build projects