Bettomshin Plastic Gears, 20 Teeth, 13-Piece Set (7.5mm0.29" Outer Diameter X 2mm0.08" Hole Diameter X 5mm0.2" Thickness), Modulus Pulley Belt Shaft

[Parameters] Model: 132A Plastic Gear, Number of Teeth: 13, Modulus: 0.5 Modulus, Outer Diameter: 7.5mm, Hole Diameter: 2mm, Thickness: 5mm. [Material] The gears are made from imported environmentally friendly raw materials. An excellent accessory for vehicles and remote controls. Convenient for DIY projects. [Advantages] The overall gear has excellent craftsmanship and uniform color. The raw materials are exquisitely crafted, wear-resistant, and corrosion-resistant. [Applications] Plastic gears are suitable for science DIY projects such as RC model cars, model electric robots, demonstrating gear ratio mechanisms, and other small motor DIY projects for families. [Package Contents] 20 Plastic Gears.