Wrangka Penanggalan/Tanggalan for the first made from Kasultanan Demak, about 1480 - 1590 AC. Morover, this wrangka to be extend by Mataram Surakarta and Jogja, and then, became many models of wrangka, like Gayaman and Ladrang (Ensiklopedia Keris p:520).
My wrangka is an old made. It Is so hard to get this original wrangka like this, 'cause, it was a discontinued models.
Yes, that this wrangka is not appropriate with your keris
I just want to give an image that if you need to take care your keris with clear, you should know about wrangka style too........, but I think you was