Amazon.com: 18 Set DC Motors Kit, Mini Electric Hobby Motor 3V -12V 25000 RPM Strong Magnetic with Shaft Propeller, 2 x AA Battery Holder,9V Battery Clip Connector,Plastic Wheels for DIY Science Projects :
Amazon.com: Boat Motor Propeller Assy for Hangkai F6.5 6.5HP 4-Stroke Outboard Motor Engine 3 x 7.8" x 8" : Sports & Outdoors
Amazon.com: Boat Motor Propeller Assy for Hangkai F6.5 6.5HP 4-Stroke Outboard Motor Engine 3 x 7.8" x 8" : Sports & Outdoors
Amazon.com: 8PCS CCW Gemfan APC Nylon Propeller 9060 Prop for RC Airplane with Adapter Rings : Toys & Games
Amazon.com: 8PCS CCW Gemfan APC Nylon Propeller 9060 Prop for RC Airplane with Adapter Rings : Toys & Games
Amazon.com: GEMFAN 4032 4inch 4x3.2 tri-Blade/3 Blade CW CCW Propeller PC Prop Compatible 1406 2205 Brushless Motor for DIY RC Drone FPV Racing Multicopter (10 Pairs Blue) : Toys & Games
uxcell RC Folding Propellers 6.5x4 Inch Spinner Size D31xH26mm 2mm Motor Shaft Dia. 2-Vane for Airplane Helicopter Toy Nylon - - Amazon.com