Compatible with EVO. These propellers offer an easy quick release design and a secure locking feature. This set includes: 1 Clockwise (CW) Propeller 1 Counter-Clockwise (CCW) Propeller * Users should be aware that we have made a minor change to the indication color on the propellers. The change from a red indication to a white color is now visible. This change does not impact flight performance and can be interchanged between current propellers with red indicator markings.