8Pairs 3-Leaf Propeller 7X3.7X3 7037/ 7X5X3 7050 / 7X4X3 7043 / 7.5X3.7X3 7537 Plastic CW CCW Prop for 7inch RC FPV Drone Paddle Color:8Pairs 4.9x4 The load speed is 41500

The load speed is 41500 ¡Â 6% RPM

5 Circuit board V2

Carefully follow the operating manual when reconnecting the wiring sequence to avoid damaging the equipment

High precision sensor chip

5mm shaft design instead of thread shaft for saving weight

8Pairs 3-Leaf Propeller 7X3.7X3 7037/ 7X5X3 7050 / 7X4X3 7043 / 7.5X3.7X3 7537 Plastic CW CCW Prop for 7inch RC FPV Drone Paddle Color:8Pairs 4.9x4 The load speed is 41500Detail: Model: 7. 5X3. 7 7X5. 5 7X4 7X3. 7 7X3. 5( optional) Propeller Diameter: 7. 5inch(7. 5X3. 7X3), 7inch Pitch : 3. 7,5. 5(7X5. 5),3. 5(7X3. 5) Material : Plastic Weight : 10g(7X5. 5) ,9. 7g(7X4),9. 4g(7. 5X3. 7),8. 8g(7X3. 5) ,8. 2g(7X3. 7) Hub Diameter : 15mm(7. 5X3. 7),13. 8mm(7X3. 7),13. 5mm(7X3. 5)(7X4),13(7X5. 5) Hub Thickness: 6. 8mm ,7mm(7X3. 5) Shaft : 5mm Adaptor Rings : NO Package Content: 8pairs * propellers ( 4 x CW + 4 x CCW )