From 1965–1975 (when production is believed to have been discontinued), the sight ranging graduations were changed from 2000 to 800, and the rifle re-designated Rifle 7.62 mm 2A1.
Dal 1965, il mirino venne ridisegnato, portandolo da 2000 m a 800 m e il fucile prese il nome di Rifle 7.62 mm 2A1.