Welcome to our shop! This kit includes 10pcs of 4-blade propellers, providing you with ample quantity for easy replacement. These propellers are designed with 4 blades, making them compact and easy to install without taking up much space. Each propeller has a 60mm outer diameter and a 2mm inner hole, allowing for easy installation on a 2mm motor shaft. Made of high-quality ABS plastic, these propellers are durable and impact-resistant, ensuring they won't easily deform. They are perfect for use as DIY toy accessories, making them ideal for creating boats or remote control car models. We are committed to your satisfaction. Our customers are our top priority. If you encounter any issues with the product upon receiving it, such as damaged or incorrect quantity of goods, please contact us immediately. We will do our best to provide you with satisfactory after-sales service. Thank you for choosing our shop!