Amazon.co.jp: DyniLao RC Propeller CW1160 2 Vane Fixed Wings for 11x6" Airplane Toys, 4 Nylon Orange with Adapter Ring : Toys & Games
Amazon.com: Top Race Spare Propellers TR-C285G Rc Plane and TR-C385 4 Channel Remote Control Airplane with Propeller Savers and Adapters Pack of 3 : Toys & Games
RC Propeller Blade, Low Power Black Safe odorless 255mm Flexible RC Aircraft propellers for RC Aircraft : Amazon.ca: Industrial & Scientific