Bettomshin 20Pcs 0.5 Modulus Plastic Gear 15 Teeth Model C152A OD 8.5mm/0.33

Bettomshin Plastic Gear Description: 1.This is a plastic gear building your own gearbox with customized gear ratio. 2.Ideal accessories for science DIY projec or remote control, such as RC airplane ,RC helicopter,modle car and so on. Specification: Product model: C152A Material: Plastic Number of teeth:15 Modulus: 0.5 Modulus Outside Diameter: 8.5mm / 0.33 inch Shaft Diameter: 2mm / 0.08 inch Thickness: 3.9mm/0.15inch Package Content: 20pcs x Plastic Gear