1st I highly recommend you go see Dan at Maryland Elite Firearms, great selection, competitive prices, and knowledgeable staff.
Here are a couple of MD Compliant choices for you that I have owned and liked:
IWI Zion 5.56
https://iwi.us/firearms/zion-15/rifle-5-56-nato/
Windham Weaponry...
The SOLGW was a project focused entirely on building a suppressed 16” rifle. The concept was 1) it had to be suppressed, 2) could not exceed 16.2” barrel length with the can attached, 3) can was designed for P&W, 4) had to weigh less than 7 LBS total, hence the titanium can, 5) had to be...
I know in my gut you are right.. don't mind taking a hit.. but not a crazy one :) that barrel is the best I ever came across... Just read the whole QC process FCD SOA does. I know Roger and asked him to add: "These are, and serve as heavy barrels."
Yes, yes it does... Plus the barrel is an HBAR FBI HRT 11.5" and the can can be pinned and welded to the barrel to have a 16.2" barrel. The whole front end is modular just in case you ever need to replace gas tube or service gas block it is the 2 piece Centurion handguard that allows access in...