Quad-Blades 5040 Propeller (5 Sets, 10CW, 10CCW) for Quadcopter 5040x4 Props for Drone Helicopter FPV RC Racing XSOUL LATEST DESIGN ITEM: Quad-blades 5040 propeller, 5 inch 4 blades 5040x4 props. ADVANCED DESIGN: Optimize appearance design, powerful, balanced and light. QUALITY MATERIALS: PC+ fiber glass injection, indestructible and durable. MOST OF DRONES CAN USE: With 5mm shaft diameter, works with most 250mm to 310mm mini quadcopters and helicopters. EXCELLENT VALUE: Pack of 4 sets propeller (8CW, 8CCW, 4 sets, black, red, green and orange, each color per set) and 4 pcs XSOUL logo sticker.