Amazon.com: GEMFAN Hurricane 5 Inch 3-Blades Propeller 51499. Set of 4 Pieces of 5” Tri-Blade Props (2 CW + 2 CCW) for 210 220 250 FPV Racing Drone Quadcopter (Clear Yellow) : Toys & Games
Amazon.com : Suuonee Boat Motor Propeller, 7 1/4 5-A 3 Blades Aluminum Boat Propeller Outboard Motor for Hangkai 3.5HP : Sports & Outdoors
Amazon.com: Turning Point Propellers 31501532 Express 4-Blade Stainless Steel Propeller for 90-300+ HP Engines with 4.75" Gearcase - 15" x 15", Right Hand Prop EX-1515-4 : Sports & Outdoors
Amazon.com: RC Folding Propeller 9×5 inch w/Spinner Size D38×H35mm, and Motor Shaft Diameter φ4.0 with Nylon Plastic Spinner for RC Plane Drone Remote Control Airplane (9×5, Shaft φ4.0) : Toys & Games