75 Pieces Plastic Gear Axle Pulley Gear Rack Kits Gear Set Shaft Belt for DIY Set Toys / Models / Robot / Gearbox

• MULTIPLE OF GEAR WHEELS: It contains worm, straight teeth, shaft wheel, tooth crown, double reduction gear, etc. All are ideal for your DIY projects.
• Ideal for DIY: a good choice for promoting DIY skills, improving children and teenagers and promoting different thinking.
• Used for DIY: The gear set is a good accessory for your toy car, robot and so on. Easy to change when the gear is missing or damaged, as a replacement accessory.
• High quality: these plastic gears are made of high-quality plastic to ensure long-term operation. They are portable and durable to ensure longer and stable use.
• Easy to use: this small kit is easy to use and use. You can use the whole kit for great model making accessories, for all kinds of cars, robots etc.

Features: - 75 pieces of gears can fit each other, all combined with gears, these gears are suitable for the shaft. - It contains worm, straight teeth, wave wheel, tooth crown, double reduction gear, etc. All are ideal for your DIY projects. - A good choice to cultivate DIY skills, improve children's and teens hands-on ability and develop different thinking. - This small equipment set is easy to use and use. You can use the whole kit for great accessories for model making, all kinds of cars, robots etc. Specification: Material: plastic. Color: As picture show Type: 75 types Box contents: 75 pieces / pack * plastic gear shaft.