These are original Yugoslavian M72 RPK Gas Blocks. 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.