uxcell 2pcs RC Remote Control Airplane Propeller Spinner 76mm 3" Black Product Name : RC Plane Spinner;Fit for : 2 Vane RC Plane Spinner Bottom Outer Dia : 76mm/3";Spinner Height : 78mm/3.1" Core for Shaft : 8mm/0.31";Material : Plastic Color : Black;Net Weight : 118g Package Content : 2 x RC Plane Spinner8 x Adapter Ring4 x Screw