Don't think the Colonel has a thread yet.
First thing is his belt. It looks like a 1851 US pattern buckle on a reproduction brown sword belt with German leather ammo pouches.
Amazon.com: German WWII K98k Brown Leather Triple Ammunition Pouch: Everything Else
The leg pouch on the left side looks like a Blackhawk Industries 3 mag drop with a smoke grenade holder on the front...?
I have no idea what brand of black gloves but they have a mini American flag on the knuckles and General's stars.