What type of plastic are these made out of?

Typical plastic gears. Not a hard rubber. Good to have if you ever need a backup.

What size hole is in the gears? Are they all the same?

they vary from.0625 or 1/16 to .115 or 2.875mm that not any standard everything is +or- .003 there is no standard that they match,the plus or minus .003 is the test on my parts that i have

i need a double gear with 22 teeth at 14mm diameter and 12teeth at 10mm do you have please?

Hi thanks for your question. This is link of the size and specification of each gear → https://mega.nz/#F!BdpFVaZA!QzSstICCpv1_ZAt5UIaAPQ Any other question please feel free to contact us through email kuyiuss@outlook.com. We will always happy to help you out. Thank you!

ddoes this work for a goovi d380 ?

Hi, thanks for your question. This is the the size and specifications of each gear. Please have a look. https://mega.nz/#F!BdpFVaZA!QzSstICCpv1_ZAt5UIaAPQ

Plastic Gear Set 75pcs Single Double Reduction Gear Worm Gear

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Description

⚙️ Unlock your inner engineer with the ultimate DIY gear set!

DIY READY KIT - Ideal for hobbyists, educators, and innovators building cars, robots, and models
DIVERSE GEAR TYPES - Includes single, double, worm, bevel, and crown gears for limitless mechanical designs
DURABLE PLASTIC BUILD - Lightweight yet sturdy materials ensure smooth, reliable gear operation
ALL IN ONE GEAR ARSENAL - 75 precision plastic gears and accessories to fuel your creativity
EXPAND YOUR ENGINEERING SKILLS - Master gear mechanics with a comprehensive set trusted by 300+ happy creators

The AUKUYEE Plastic Gear Set offers 75 high-quality plastic gear components including crown, single, double, worm, bevel gears, belts, and pulleys. Designed for DIY enthusiasts and educational use, this comprehensive kit supports complex mechanical projects like cars and robots, combining durability with versatility to enhance your creative engineering experience.

Reviews

T**R

Happy

Gear I've tried so far are good. Conclusion: I'm happy.

12.11.2018

M**.

lots of gears

seems to be a nice variety of gears, just as the image shows. i have not counted the lot, but it seems to be the right amount.

15.11.2025

A**R

Five Stars

Product works great. Just wish there were more duplicates of each type of gear.

9.03.2018

D**G

Great plastic gears

Excellent group of gears at a great price. This allows me to tackle a few projects right away

8.02.2026

L**F

Check sizing...

Gears were smaller than I thought they would be.

3.09.2025

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AR$111581

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Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Argentina.

Secure transaction

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ASIN	B06XCG24HZ
Brand Name	AUKUYEE
Country of Origin	USA
Customer Reviews	4.1 out of 5 stars 326 Reviews
Manufacturer	Quimat
Material Type	Plastic
Model Number	QY12
Part Number	QY12

Plastic Gear Set, 75Pcs Single Double Reduction Gear Worm Gear for DIY Car Robot QY12

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