HobbyKing has a MINI APM

http://www.hobbyking.com/hobbyking/store/uh_viewItem.asp?idProduct=51498

Now they "hobbyking" have Telemetry radio cases. They look pretty nice i may pop and a set.

http://www.hobbyking.com/hobbyking/store/__45363__Telemetry_Radio_Cases_for_Ground_and_Air_Modules.html

A carbon case box was added to hobbyking last night for the apm 2.5. Carbon-fiber is conductive and does deflect/obsorbe 2.4ghz so i wonder if this would provide any mag shielding ?

http://www.hobbyking.com/hobbyking/store/__29650__Turnigy_Mounting_Box_for_HKPilot_Mega_V2_5_Flight_Controller.html