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Receiver Thickness

Receiver Flats

AK-Builder Flat

Our receiver flats have been the standard go-to flats for years.  All flats are made with 4130 steel for the best results for heat treating.

Top Rail Fit

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Yugo M72 1.5mm RPK Receiver Flat
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$57.50
Yugo M72 1.5mm RPK Receiver Flat
1.5mm
Finally there is an alternative to the home builder to make your own professional grade 1.5mm receiver from a flat. The material these are made from is .063...
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Bulgarian Sidefolder AK74SU 5.45 Flat
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$49.95
Bulgarian Sidefolder AK74SU 5.45 Flat
With Y & I Embossing, 1mm
This flat was made for the Bulgarian style sidefolding triangle or polymer stock.  The magwell and magwell dimples are made to fit 5.45...
 
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Romanian MD63/M65 Underfolder Flat
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$59.95
Romanian MD63/M65 Underfolder Flat
With Y & I Embossing, 1mm
    These are made to work with the Romanian underfolder stocks and will not work with the Polish or Yugo sets.  There is no need to...
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New Sidefolder Reinforcement Plate
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$14.95
Triangle Sidefolder Reinforcement Plate
These new plates have been made from the dimensions of original demilled Russian and Bulgarian plates. This plate welds to the rear lower section of...
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Hungarian AMD 65 Receiver Flat
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$59.95
Hungarian AMD 65 Receiver Flat
With Y & I Embossing, 1mm
These are the correct flats for the AMD-65 parts kits with the sidefolding stock.  These do not need the sidefolder reinforcement plate.  The...
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UNDERFOLDER REINFORCEMENT PLATE, A2-41
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$14.95
Underfolder Reinforcement Plate
This is a new design that matches the original plates.  Orders shipped after 9/5/2015 will have the newer design. These are not needed on the Yugo's...
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Polish Underfolder Flat
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$59.95
Polish Underfolder Flat
With Y & I Embossing, 1mm
The Polish Underfolder is the most popular underfolder parts kit and this was the first specialty flat that I had perfected by modifying existing flats in...
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AK74 5.45x39 Fixed Stock Receiver Flat
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$45.95
AK74 5.45x39 Fixed Stock Receiver Flat
With Y & I Embossing, 1mm
This flat has the magwell and mag dimples to match the 5.45 magazines which are narrower then 7.62 mags.  There are no front or rear trunnion holes....
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