I din't think so.
Please, allow we to assist you.
Remove the feed spring ... 3 seconds ... turn the mag upside down and let the mag block fall to the top ... 2 seconds ... grab it with pliers and yank it out ... 5 seconds ... replace the feed spring.
On some weapons the block is metal and required opening and resealing the mag.
Worst case for someone who can install a car air filter ... under three minutes.
Now what did that "SOLVE" by lowering the limit if one is intent on mass homicide?
Here's a novel approach ... why don't we go after people who try to buy guns illegally and after those who sell guns illegally and after those who make straw purchases for criminals?
What is it about leftists that will make them try to criminalize the citizens most likely to save them if they ever were caught in a mass shooting ... and then hold candlelight vigils for the likes of Tookie Williams, Mumia Abu Jamal and Leonard Peltier?