Hobby-Ace 24 pcs Gemfan 4045 3-Blade BN Bull Nose Propeller PC Prop CCW CW for DIY Racing Multirotor Quadcopter (Black Green and Orange) 4045 Propellers CW CCW for DIY Mini Racing Multirotor Quadcopter,like 180 Well made, well balanced,Color:Black Orange and Green Made of PC and fiber,durable to sustain crash Enjoy more speed with these propellers More Propeller products are provided by Hobby-Ace on Amazon.Bring your eyes into the sky and racing like a free bird, enjoy the ultimate first person view experience.