I'd be worried the ATF might decide to make an example of someone doing that and charge them with manufacturing a firearm for sale without a license. You can legally make them for personal use, but I think at the point you have 110 of them they might be able to convince a jury of NPCs you made them precisely to sell.
I'd be worried the ATF might decide to make an example of someone doing that and charge them with manufacturing a firearm for sale without a license. You can legally make them for personal use, but I think at the point you have 110 of them they might be able to convince a jury of NPCs you made them precisely to sell.