gouduoduo2018 16pcs 8pairs 2-Blade 5045 3D Props Bullnose The "Indestructible" Propellers For Mini QAV250 ZMR250 270 280 300 Quadcopter 5045 3D Bullnose propeller,Violence racing propellers,large frontal area, suitable for 2204 (or above) motor Unique design:Efficient,Smooth,Start fast,Save electricity greatly extend the flight time,Good flexibility and stability of the wing Use for Mini Quadcopter Multi-rotor Material: PC + glass fiber 8pairs/lot (8 CW,8 CCW); Color:Black & Red & Orange & Green(Each color 2 pairs)