Gears

1. Material:7075 Aluminum
2. Diameter of The Hole:3.175mm (19T )
3. High: 9mm (19T)

1. Material:7075 Aluminum
2. Diameter of The Hole:2.80mm (20T )
3. High: 9mm (20T)

1. Material:7075 Aluminum
2. Diameter of The Hole:2.70mm (23T )
3. High: 9mm (23T)

1. Material:7075 Aluminum
2. Diameter of The Hole:3.175mm (24T )
3. High: 9mm (24T)

1. Material:7075 Aluminum
2. Diameter of The Hole:2.70mm (27T )
3. High: 9mm (27T)

1. Good Quality Material
2. Light Weight
3. Heavy Duty and Long Life
4. Good Temperature and Environmental Resistance

1. Good Quality Material
2. Light Weight
3. Heavy Duty and Long Life
4. Good Temperature and Environmental Resistance

1. Good Quality Material
2. Light Weight
3. Heavy Duty and Long Life
4. Good Temperature and Environmental Resistance

1. Good Quality Material
2. Light Weight
3. Heavy Duty and Long Life
4. Good Temperature and Environmental Resistance

1. Good Quality Material
2. Light Weight
3. Heavy Duty and Long Life
4. Good Temperature and Environmental Resistance

Get the Multipurpose 58 Types Straight tooth crown gear DIY assorted Kit for a DIY science project and small production, product design, or mechanical model.

1. Multipurpose gears and Pulley
2. Four different types of propellors
3. Rubber band
4. Colorful kit

Get the Multipurpose 11 Types Straight tooth crown gear DIY assorted Kit for a DIY science project and small production, product design, or mechanical model.