RioRand 10X4.5 Carbon Fiber Propeller Prop CW 1045 RC Multi-Copter Quad 2 Pair EM#01 Powered by RioRand Advanced Technology 100% brand new and high quality  Material: carbon fiber Epoxy resin cover  Size:10*45  Surface treatment:3K gloss finish! High gloss 3K twill finish  Weight:11g for each prop