locally? or online?
local- go to millers surplus
online go to evike.com, airsoftgi.com, combatsportsupply.com, weaponbleder.com...
good stuff here
http://cgi.ebay.com/LBT-SAFARILAND-Spea ... 5d27b8eeecsafariland elcs, best load carry system ive ever worn. meant to have a base body armor vest under it, but its a choice.
http://www.airsoftpost.com/product_info ... s_id=27563circa 2003-2007 issue vest for armed forces. takes getting used to, but has lots of space, and distributes your load very well.
http://www.airsoftpost.com/product_info ... s_id=26986very affordable replica of the Special opertations forces' mbss plate carrier. very mobile. very light.
http://cgi.ebay.com/ACU-MOLLE-II-FIGHTI ... 3efd0ce51cincredibly light, and in most cases includes all pouches youll need if youre a rifleman.