A lot of spare parts for FMS,and other Chinese Airplanes can be found here:  http://www.hobby-paradise.com/en/index.html?javaID=d9bd62a154d23498bd15e6fcc498bbf1 <div>
</div><div>There are other websites that stock spares for the aircraft Nitroplanes sells. Use Google, you will find what you are looking for....</div><div> </div>