About This

• 【Features】- This is the most complete gear set, includes 60 kinds of gear parts. It can meet your DIY needs. Multi-uses, you can use it to fix the broken part,Great for diy science and small production, product design and mechanical model.
• 【Package Content】- This plastic gear kit include 10 spindles, 8 single/12 double crown gears, 7 pulleys, 1 rack, 1 copper gear, 1 bevel teeth, 3 axles, tires, 2 blue motor gears,2 worms, 9 crown gears,4 belts and more accessories that you need for diy robots/motors.
• 【Dimension】- Most gear is 2mm aperture (tight or loose), in addition to two spindle hole are 2.3mm and 3.17mm.
• 【Good Material】- This plastic gear kit made of high quality plastic, wearable and long service life.
• 【Wide Application】- The different kinds of parts and accessories in just one package, which makes it a perfect choice for laboratories, science education, DIY models, RC-airplane/helicopter repair, etc.