Thank you all for support.
I will try to remove tail tonight - I hope this will work out.

in the meantime here's the photo taken by mobile of SW-motech central stand and crashbar:
http://img525.imageshack.us/img525/1995/zdjciev.jpg
I will do better pictures when all will be done (Yamaha panniers and KTM handguards are still to be mounted)

Regards,
rfk