Qatar Airways Privilege Club - Extra luggage question in Y

Hello

I am travelling on QR economy in June. Flying KTM-DOH-FRA-OSL
FRA-OSL leg is operated by LH


My question that i cant find an answer to anywhere else is that, how is the possibility to book an extra piece of luggage additional to the one i have, and at what cost?

I have no status.

Hello

I am travelling on QR economy in June. Flying KTM-DOH-FRA-OSL
FRA-OSL leg is operated by LH


My question that i cant find an answer to anywhere else is that, how is the possibility to book an extra piece of luggage additional to the one i have, and at what cost?

I have no status.http://www.qatarairways.com/qa/en/excess-baggage-rates.page