Welcome to ak-builder.com!
AMD65 Barrel made from 4150 at 14.375" then black nitrided. This AMD barrel is made for permanently attaching a muzzle device to bring the overall length of the barrel to the legal 16".
The handguard retainer slot is cut as well as the extractor clearance on the barrel. Gas port is NOT drilled.
This item is made in the United States and counts as a 922r compliant part.