jrelecs 2 Pairs 5030 Self-locking Carbon Fiber Cw CCW Quadcopter Propellers for Rc Mini Four Muti Axis Aircraft Props - Black 5030 5*3 Carbon Fiber Propeller. Material: carbon fiber. Suit for: QAV250/280 H250 Multirotor Quadcopter. 2 x Propellers CW 2 x Propellers CCW. Easy to install.