These are original Yugoslavian YUGO military surplus YUGO Zastava M64 M70 FRONT and REAR VIAL Night Sight Set.  Vial illumination has expired years ago but can be replaced with 1.5mm KEY FOB tritium vials. Military surplus used parts in very good to excellent condition.

ALL PARTS MUST BE INSTALLED BY A QUILIFIED GUNSMITH.

⚠  WARNING: This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.