CS Source: MW 2019 ISO (With MW 2019 Gloves) [05/29/22 Update]
Download: https://gamebanana.com/mods/345796
This was originally a GMOD mod.
Credits from the original submission: Viper, Mushroom Guy, Thomas Cat, YuRaNnNzZZ, Jacob, Ma_rv, Myster AC
As usual, I edited the shell ejection, script, and sounds so that they play the full MW 2019 sounds (shoot, reload, and foley sounds).