AvatarRC Geniune Gemfan 5040-3 (5x4x3) Tri Blade Freyblue Propellers for 250 Size Quadcopters, Drones, and Multi-rotors - Perfect for 210mm to 300mm frames 100% Real and Genuine High Quality Gemfan Freyblue 5x4 (5040) Triblade Propellers Made From Nylon to Provide Extra Stiffness and Control, Yet is Lighter than Comparable 5x4 Triblades Propellers Provides Great Performance for 300, 285, 250, 220, and 210 Size Mini Quads 8 total propellers, 4 clockwise (CW) and 4 counterclockwise (CCW). Can properly fly two quad drones or use as spare propellers Used and Flown by Freybott!