I'm considering getting a full-size for this very reason. Right now I have a 9c that is my daily carry gun and a 9L that is my open carry gun when I'm working at the shop. The regular FS 9 would do well living in my bedside locker. And a Shield would be good to have for concealed carry with a...
In case you're looking for one, MidwayUSA has them on clearance right now for $159.62 plus shipping. Full-size barrel, includes thread protector. Act quick, they only have 6 left.
Storm Lake Barrel S&W M&P Full Size 45 ACP 1 16 Twist 5.30 SS .578-28
Yeah, magazine disconnects suck. One of the things I like about S&W is that they make guns with and without all the nanny state BS and let the consumer choose. R***r, on the other hand, just makes their guns with all the **** and then gets mad when you remove it.
Quick note: you can only disassemble it by pulling the trigger if your gun does not have a magazine disconnect. If you end up with a gun that has a magazine disconnect you have to use the sear deactivation lever.