200PCS Mixed Plastic Gear Set – DIY Motor Transmission Kit

200-Piece Mixed Plastic Gear Set for DIY Projects & Toy Making

Take your DIY builds, robotics experiments, and handmade toy projects to the next level with this comprehensive 200-piece mixed plastic gear assortment. Featuring a variety of 0.5 modulus gears in multiple sizes and tooth counts, this set gives hobbyists, students, and makers everything they need to design custom motor transmission systems, mechanical models, and educational STEM projects.

Key Features

• 200 Pieces Included: A generous mixed assortment of plastic gears in various sizes for maximum versatility.
• 0.5 Modulus Design: Compatible with standard 0.5 mod motor shafts, making these gears easy to integrate into existing projects.
• Lightweight Plastic Construction: Durable yet lightweight plastic material that is easy to cut, modify, or assemble.
• Wide Variety: Multiple gear sizes and tooth configurations to suit a broad range of transmission ratios and mechanical setups.
• Perfect for DIY & STEM: Ideal for DIY toys, robotics kits, school science projects, educational models, and hobbyist builds.
• Convenient Bag Packaging: All 200 pieces are neatly packed together for easy storage and access.

Specifications

• Product: Mixed Plastic Gear DIY Accessories
• Material: Plastic
• Modulus: 0.5
• Quantity: 200 pieces per set
• Package Contents: 1 x Bag of 200 Mixed Plastic Gears

Made in Mainland China.

Please Note

• Please allow 1–3 mm differences due to manual measurement.
• Due to differences between monitors, the actual color of items may vary slightly from product images.

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Learn more: MedlinePlus on child safety

Frequently Asked Questions

Q: What modulus are these plastic gears, and what motors are they compatible with?

A: These plastic gears are 0.5 modulus, which is a standard size widely used in small hobby motors, toy motors, and DIY robotics applications. They are compatible with most standard 0.5 mod motor shafts and gear systems commonly found in hobbyist and educational kits.

Q: How many different gear sizes and types are included in the 200-piece set?

A: The set is a mixed assortment, meaning it includes a variety of gear sizes and tooth counts in one convenient bag. The exact mix may vary, but the wide assortment is designed to give you multiple options for building custom gear trains and motor transmission setups for DIY toys and models.

Q: Are these gears suitable for children's STEM or school projects?

A: Yes! These plastic gears are lightweight, easy to handle, and perfect for school science projects, STEM educational models, and supervised DIY toy-making activities. As with all small parts, adult supervision is recommended for young children.