Very similar to the GSh-6A helmet but with 8 locking lugs on the neck ring/8 locking pins on the helmet base. The helmet has the retractable dark visor. Comes with the neck ring, oxygen hose, communications, and green cloth inner communications helmet. The GSh-6 helmet series was primarily used by MiG-25 and MiG-31 pilots and test pilots. With a copy of a Certificate of Authenticity from Rivercenter Collectibles of Texas, stating that this piece was acquired in Moscow in 1992.