RC Remote Control Airplane Aircraft Prop Propeller Spinner 89mm/3.5" Product Name : RC Propeller Cap;Fit for : 2 Vane RC Plane Bottom Outer Dia : 89mm/3.5";Height : 90mm/3.5" Core for Shaft : 8mm/0.31";Material : Nylon Net Weight : 95g Package Content : 1 x RC Propeller Cap4 x Adapter Ring4 x Screw