??? The receivers are typical aircraft grade, aluminium alloy.
[video=youtube;bY8njXxcUEU]http://www.youtube.com/watch?v=bY8njXxcUEU[/video]
http://www.youtube.com/watch?v=bY8njXxcUEU
[video=youtube;bY8njXxcUEU]http://www.youtube.com/watch?v=bY8njXxcUEU[/video]
http://www.youtube.com/watch?v=bY8njXxcUEU
