100% Brand New.Material: PlasticsColor: BlackLength: 4.0 inchScrew Pitch: 4.5 inchDesign: Three Blades PropellerDurable and light weight.Easy to install， good for each blade.Package Includes: 4 Pair 4045 PropellersElastic deformation， which can increase the flexibility of the aircraft， stable connection.Note: The pictures are of the actual products. But due to the different light and monitor setting. Minor color difference maybe existed. Please understand and thank you very much.