Nice battle belt from Condor. Not super expensive (around $15) and gives you lots of MOLLE to rig your gear. It comes in tan, OD, ACU, black.

Here’s a review of a very useful admin pouch from Condor and available at Fox Airsoft.
Spots for patches, space to hold maps, food, a pen, and more.

Here’s the Condor HHR Radio pouch. It’s a great option for storing your radio and then securing it to your plate carrier, vest, or whatever.