Zenit-ET Rare KMZ USSR Russian 35mm Reflex Film Camera, 81013319

This camera is in Very good cosmetic condition, everything work properly. The lens is clean, without stretches, dust and fungus. The rangefinder is working, the shutter works at all exposures. Curtains in good condition. The body has minor signs of age or use. Check, please, pictures, its a part of description.
From my personal collection.
S/N 81013319
Every camera is professionally maintained! What we do:
1) Completely disassembled (see photo);
2) Important internal parts are washed in an ultrasonic bath with our special product;
3) The old glue is removed from the curtain drums and the curtains are re-glued with new glue if they are okay;
4) Holed and defective curtains with holes or even hardened areas are completely replaced with new ones;
5) The glass parts of the viewfinder are washed; defective optical parts are replaced;
6) The entire interior of the camera is cleaned of sand, dust, fungus, insect debris, etc;
7) All mechanisms are carefully reassembled;
Lubricated with new special high quality lubricants;
9) Endless focus is checked with a special device;
10) The self-timer is checked and if necessary replaced by a working one;
11) The rangefinder is carefully calibrated with two reference points.