Features ABS Construction: Made from high-quality ABS plastic, this propeller offers exceptional resistance to abrasion and impact for long-lasting use Enhanced 4 Blade Design: Featuring a 4 blade configuration, these propellers provide superior wind generation and th for optimal performance in your projects Compatible 2mm Hole: With an outer diameter of 80mm and a 2mm hole, these propellers easily fit with standard 2mm motors for seamless integration Features: 1、Using Excellent Plastic: The propeller is made of excellent ABS plastic, resistant to abrasion and impact, and can be used for a long time. 2、4 Blade Design: These propellers are of 4 blade design, with high wind and th, and good performance. 3、With 2mm Hole: The 4 blades propeller has an outer diameter of 80mm with a 2mm hole, which can be matched with a 2mm motor. 4、10Pcs in 1 Set: The kit contains 10pcs plastic propellers, which is small and compact, easy to install and replace, and has strong practicability. 5、For DIY Toys: Often used as DIY toy accessories, such as remote control car models, electric boat toys, etc. Specification: Item Type: 4 Blades Propeller Model: XR-149 Material: ABS Purpose: Suitable for DIY toy accessories remote control car model Outer Diameter: Approx. 80mm / 3.1in Inner Hole: Approx. 2mm / 0.08in Blade Quantity: 4 blades Package List: 10 x Propeller Package List 10 x Propeller