This flat will work with the M92 or M70 that has the flat sided front trunnion. These will NOT WORK with the bulged RPK style trunnions.  There aren't many that have the flat sided front trunnion, but there are a few out there.

• Receiver flat thickness= 1mm (.040")
  
• Material 4130 Annealed
  
• Comes with bolt guide rails
  
• Rails and flat need to be heat treated after bending

Reccomended rivets and center support (not included with flat)

• Yugo M92 Rivet Set
• 1mm Center Support