uxcell 5 Pcs RC Radio Control Plane 3 Vane Prop Propeller HD80403 203x101mm Product Name : RC Airplane Propeller;Vane Number : 3;Model : GWS Style HD8040*3(Non-OEM) Motor Shaft Hole Dia : 6mm / 0.24";Rotating Diameter : 203mm / 8";Pitch : 101mm /4" Max Thickness : 9mm / 0.35";Shaft Size Adapter Ring Inner Dia : the Biggest:7.5mm / 0.3"the Smallest:2.5mm / 0.1" Material : Plastic;Color : Black Net Weight : 57g;Package Content : 5 x Propeller60 x Plastic Adapter Ring