After setting the firing pin protrusion adjust the cocking piece so the cocking piece pin has about .010" or so clearance at the bottom of the cocking ramp in the fired position pushed fully forward with the protrusion nut bottomed on the bolt head shaft. The clearance will vary a bit depending on what the cocking piece sleeve-lock washer will allow for installing the sleeve and cocking piece pin. . Your setting the length of the pin assembly to the bolt body you have.
Bill
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