Tank and Seat made in Alu

Shucy im in Australia and have a DB2 frame and swingarm. i would liken to build a bike like this, could you tell me what fuel tank and seat you used on this build. i have tried some but nothing looks right. Hi bimotamodder, I created the tank and seat in aluminum, so the tank is a one-off, I made a...

Greetings from Germany