Would any of you guys be able to recommend a padded soft case for an m4 carbine with a 16 inch barrel?

These are good.

https://www.amazon.com/UTG-Homeland...mp;psc=1&refRID=6QG6R8D9HNDRFVX8ARJH

But I really like these discrete short cases too.

https://www.amazon.com/Bulldog-Case...+gun+case&qid=1580079188&sr=8-22

Thanks, I'll check them out

X2 they make good stuff. Most good gun shops (those carrying ar style rifles) and surplus stores carry them