A great selection of brushless speed controllers to be used with brushless motors.
Is your motor brushless or brushed ? If it has 3 wires coming from it, its brushless, otherwise brushed with 2 wires.
What Speed controller do you need ? This depends on how many amps your motor will pull during flight.
Without a power meter, this can be difficult to determine, give us a call, we should be able to help.
Tip: its always best to get a speed controller with an amp rating 50% greater than your predicted amp draw, this will keep it cool and efficient