Да
может быть, он есть. (если не ему сообщение URL?)
But welcome, Best to use only English on this forum as it is based in New Zealand
Not too sure about the GX71 but they are dam easy to get into a GX61 so would assume the same for yours!
Some of the other guys on this forum should know (I assume there is a bunch that have done the GX71 conversion)