You can swap a flat bar out for drops but as stated you can not use your flat bar components. There are several threads on the subject in the hybrid forum. You are not without options if you to change out your bars and keep your components. I recently changed out my flat bar for trekking bars (Butterfly Bars) and used all my flat bar components. There are a lot of possibilities you can do with these bars but if you want to put drops on your bike it is very possible