Hope this helps.
https://www.gsaadvantage.gov/advgsa/...q=00safariland
Also, are you set on the 6004? We just finished SFAUC prior to coming over and most of our guys used a chest rig with a Blackhawk CQC holster. I personally use the MOLLE attachment plate on the belt riding Leg Panel to keep it as close as possible to where my concealed weapon rides. Good Luck.
Joe