2Pairs Nylon Propellers CW/CCW Propeller for YUNEEC Typhoon Q500 Q500M RC Quadcopter (Red)

https://www.amazon.com/2Pairs-Propellers-Propeller-Typhoon-Quadcopter/dp/B01I3DYTNO/ref=sr_1_50?ie=UTF8&qid=1478589033&sr=8-50&keywords=xmipbs