Description: Item Name: 3-Leaf Propellers Material: ABS Usage for Cheerson CX-10 CX-10A RC QuadcopterFeatures: More strength，can increase the flexibility of the quadcopter. 3-Leaf Propellers better noise reduction effect，can be reduced by 50%-80%.Package Content: 20PC/5Set 3-Leaf Propellers for Cheerson CX-10 CX-10A RC Quadcopter 1X U Wrench