🔹 78pcs Plastic Gear Set – Gearbox Wheels Axles for DIY Robot, Motor, Car Model
This comprehensive 78-piece gear set is designed for DIY enthusiasts building robots, RC cars, and mechanical models. It includes an assortment of gears, axles, wheels, and bushings to create custom gearboxes for transferring motion, changing speed, and increasing torque.
✅ Specifications:
Total Pieces: ~78 pieces (variety of gears, axles, wheels, bushings)
Gear Types: Spindle, single, double, crown gear, pulley, rack, bevel gear, copper gear, worm gear
Axles: 2mm diameter, lengths: 30mm, 50mm, 70mm, 100mm (2 of each length)
Wheels: Outer diameter ~30mm, 2mm inner hole (approx. 4 pieces)
Bore Size: Most gears feature 2mm aperture; some variants include 2.3mm, 3.17mm, 1.5mm, 2.5mm
Material: High-quality plastic, wear-resistant
Additional Components: Rubber bands, bushings, belt pulleys
📦 Features:
✔️ Comprehensive assortment – includes over 70 types of gears for versatile DIY builds
✔️ Axles and wheels included – complete set for building gearbox and motion systems
✔️ Compatible with small hobby motors and standard 2–3mm shafts
✔️ Durable plastic construction – lightweight and corrosion-resistant
✔️ Widely compatible with DIY car, robot, RC model projects
📦 Applications:
✔️ DIY robots and RC cars – build custom gear reduction mechanisms
✔️ Prototyping mechanical linkages and transmissions
✔️ Educational STEM projects – learn about gear ratios and mechanical advantage
✔️ Replacement gears for toys, RC planes, and motorized models
✔️ Creating custom gearboxes to adjust speed and torque
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