Petri FT II
The Petri FT II is a 35mm SLR from Petri/kuribayashi released in 1971, it is a successor of Petri FT. A hot shoe and black plastic attachment for the winding knob, the photometer lever are newly equipped.
There are two different version of the internal mechanism, a single camshaft charging system for early one, later changed to a lever charging system. The change happened serial number of around S/N76XXXX.