This high quality 5040 4-blade CCW CW propellers is just designed for RC super fans. It&#39;s compatible with QAV250 racing drone. Good choice for you to enjoy more flying joys.<br><br><br>Features:<br>Brand new and high quality.<br>The glossy surface can reduce the windage and enhance efficiency.<br>These propellers offer extreme rigidity and increased flight performance in comparison to alternative props.<br>These props are perfect for use with miniature multi-rotor aircraft.<br>Durable to sustain crash with strengthen the roots, good balance and its good choice for competition and practice for mini 250 racing drones.<br><br>Specifications:<br>Material: Plastic<br>Color: Black/Orange/Blue/Green optional<br>Length: 5.0 inch<br>Each Blade length: 56mm/2.2in<br>Screw pitch: 4.0in<br>Weight: 6g/1pcs<br><br>There may be some deviation due to manual measurement.<br><br>Package information:<br>Package size: 12 * 12 * 5cm / 4.7 * 5.1 * 2.0in<br>Package weight: 58g / 2.0oz<br>Ploy bag package<br><br>Package list:<br>4 * Pairs of CW CWW Propellers