uxcell RC Folding Propellers 11x6 Inch Spinner Size D45xH43mm 3mm Motor Shaft Dia. 2-Vane for Airplane Helicopter Nylon 2pcs - - Amazon.com
Amazon.com: RC Spinner 2.25inch Nylon Spinner 2 Blade with Anodized Aluminium Back Plate for RC Plane(57mm) : Toys & Games
Amazon.com: RC Folding Propeller 10×6 inch w/Spinner Size D38×H35mm, and Motor Shaft Diameter φ4.0 with Nylon Plastic Spinner for RC Plane Drone Remote Control Airplane (10×6, Shaft φ4.0) : Toys & Games