if its an AOW it CANNOT have a stock. that is an SBR.
If you're talking about form 1'ing an SBR, no you don't have to keep the stock on there. An SBR can go in and out of SBR configuration. Theres a letter floating around that says that.
If you're talking about form 1'ing an SBR, no you don't have to keep the stock on there. An SBR can go in and out of SBR configuration. Theres a letter floating around that says that.