Originally Posted by dts3

I've come across two ranges that don't allow AR pistols. I was told directly that it is because of them covering their *** for potential legal issues. Technically if you put the buffer tube of an AR pistol to your shoulder as if it's a stock then you're using it as an SBR and violating the NFA in a major way. I don't know if it's been tested in court, but an ATF agent with a bug up his *** can make a lot of trouble for you and the range. Gotta keep the buffer tube off your shoulder.