AK47 7.62 Flat with Trunnion Holes

AK-47 7.62x39mm Flat W/ Trunnion Holes AK47 Flat Trunnion Holes 7.62x39mm caliber Receiver flat thickness= 1mm (.040") Material 4130 Annealed Comes with bolt guide rails Rails and flat need to be heat treated after bending AK47 Flat with Trunnion holes. The front and rear trunnion holes on these flats are pre-punched to help with the installation of the trunnions. To use these flats you will need to have a 5mm and 7mm reamer.