The skin color of DD Head is a little bit darker then Obitsu 50cm Head
1) Firstly open the head cap.
2) Pull the head out together with the internal neck attachment tube.
3) Unscrew the screw located inside the neck attachment
4) Unassembly the neck attachment parts.
5) Place the spring part inside DD's head and place the tube outside the
Press the spring and screw it at the bottom. This is the most difficult
7) Push the neck attachment tube inside 50cm body's neck
8) Finished ! DD head is now installed on an Obitsu 50cm body.