0.5 Module Plastic Gear Rack Kit For RC Cars Trucks And Robots, 20 Piece Long And Short Pinion Transmission Rods In 63x7x4mm And 125x7x4mm, With 2.05mm And 2.55mm Holes For DIY Model Building

0.5 Module Plastic Gear Rack Kit for RC Cars and Robots
✔️ 20-piece set of two sizes: 63x7x4 mm and 125x7x4 mm

This 0.5 module plastic gear rack kit is designed for hobbyists building RC cars, trucks, robots, and DIY model projects. It pairs with pinions and drive components to form compact, reliable gear trains in tight spaces.

✅ 20 pieces total: 10 long, 10 short gear racks
✅ Two sizes: long 125x7x4 mm and short 63x7x4 mm
✅ Holes for pinions: 2.05 mm and 2.55 mm
✅ Plastic construction keeps weight down for RC builds

💡 What is a gear rack kit used for in hobby robotics and RC modeling projects?

- It's handy for building compact gear trains in tight spaces. - It helps convert rotation to linear motion for sliders and actuators. - The 0.5 module size matches common pinions for precise meshing. - Great for DIY projects where reliable gear alignment matters.