Feature: 1. Made of high quality nylon material, sturdy and durable, not easy to deform. 2. Improve the control performance of the product to help repair the expensive equipment. 3. Replace old accessories, can help you better control your products, fine workmanship, ensuring long product life. 4. Easy to install, no complex operation required, save time and effort. 5. Professional manufacture, good performance and high reliability. Specification: Condition: 100 Percent Brand Item Type: Gear Material: Nylon Color: As Picture Shown Quantity: 3PCS Tooth: 36 Tooth Weight: Approx. 90g Size: Approx. 3.8x3.8x1.3cm/1.50x1.50x0.51inch Package List: 3 xGear