These are New-Old-Stock Yugoslavian M64 M70 STRIPPED Gas Block virgin in-the-white military surplus parts.

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.