2 Pairs New High Performance 5030 5*3 Carbon Fiber Self-locking Propeller Prop CW/CCW M5 Thread for QAV250/280 H250 Multirotor QuadcopterSpecifications:100% Brand New.Nwe High Performance 5030 5*3 Carbon Fiber Propeller.Material: Carbon FiberLength: 5.0 inchScrew pitch: 3.0Thread: M5Suit for: QAV250/280 H250 Multirotor Quadcopter.High quality and durable in use.Easy to install.Package size: 15 * 10 * 3 cm / 6 * 4 * 1.2 inPackage weight: 20 g / 0.8 ozPackage list:2 * 5030 Carbon Fiber Self-locking Propeller Prop CW M5 Thread2 * 5030 Carbon Fiber Self-locking Propeller Prop CCW M5 Thread