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Receiver Flats

AK-Builder Flat

The front of the receiver is trimmed out far enough to allow the trunnion to just slide in without trimming unlike the other flats that are on the market.  Theirs are stamped and need the flange to be a certain length to be bent.  My top rails are CNC machined to look like the original receivers.

Top Rail Fit

$57.50
These flats are for the bulged trunnion RPK 74 Bulgarian kits.  The flats and rails are made from 4130 and are in the soft annealed condition and need to be...
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$49.95
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 magazines.  If you...
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$54.95
1.27mm
This is our MAK90 flat with top rails machined and mag well dimples. These come with lower bolt guide rails. Due to the dimensional differences between...
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$59.95
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 holes on the...
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$59.95
With Y & I Embossing, 1mm
THESE DO NOT HAVE ALIGNMENT HOLES IN THEM ANYMORE The AMMS trunnions I have seen are machined unlike the Polish which are stamped and welded...
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$9.95
Trunnion shim for fitting a Yugo M70 rear trunnion into an M92/M70 flat trunnion receiver. Made from .025" thick steel and comes in pairs to shim each side...
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