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FTN 4 blueing cylinder

Mclennan Arms 103.2KiB Released December 26, 2025, 8:18 PM

Made a shitty cylinder stl to dip the steel cover for the ftn4.0 suppressor (556 model or 2 inch OD pipe) for blueing or other coating processes for the purpose of equalizing coverage and saving blueing solution, print at whatever layer height with 0% infill, some bottom layer coverage, and 2 walls (i used .4mm and set a pause at layer 535, you can also set the top layer to be only 1 layer thick and then punch through.) it might work for the other models of the ftn, i'm not sure. If you use Orca or Prusa slicer or other slicers that allow you to edit the stl it should be an editable file for other can sizes

EDIT: I fucked up and had to scale it up 10% to actually fit the stupid can, ape your way through it boys

LBRY Tags: ftn; suppressor; silencer; ftn4