Iflight iPush 8 Pair 4045 Bullnose 3 Blade PC Glass Fiber Propellers CW CCW QAV-R 180 ZMR180 Compatible Triblade and bullnose design, extreme violent and more efficient, equal 5 inch propeller Optimize propeller appearance design, high quality PC+10% glass fiber Pass dynamic Balance testing, large frontal area,first choice for FPV Racing Different color: black green red orange Universal 5mm shaft diameter fro FPV Racing Quadcopter