Originally Posted by
verktyg
The dropouts look like Suntour?
What size is the seatpost? That will tell you a lot about the frame.
The dropouts are Suntour like, but the exact match I haven't found. My dropout has a little salient bridge *shown on a pic near*

and this bridge I havent found on a Suntour like or Simplex like dropouts.
seat post 26.4mm