Left side action comparison
Top: '94 (KBI)
Ctr: '83 Ishevsk
Bttm: Chinese
the KBI gun has the later PSO1M2 scope w/o IR detector, the 83 Ishevsk & Chinese guns both have the IR detector, although the Chinese scope is black & the knob mkgs are English. Note also the slight difference in the top cover, at the rear of the top cover (just under the scope eyepiece) the Chinese gun has a small "indent" in the top cover where the Soviet guns do not.
Ctr: '83 Ishevsk
Bttm: Chinese
the KBI gun has the later PSO1M2 scope w/o IR detector, the 83 Ishevsk & Chinese guns both have the IR detector, although the Chinese scope is black & the knob mkgs are English. Note also the slight difference in the top cover, at the rear of the top cover (just under the scope eyepiece) the Chinese gun has a small "indent" in the top cover where the Soviet guns do not.
Other Sizes: Original