Hey man Im kind of Biased since I exclusively collect Dragon Models action figures (1:6th) IMO are the best on the market. They can however be fragile and the gear/webbing/belts and packs can be a little complex.
but once they are all together they are absolutly beautifull.
best site i get my stuf from is
www.militaryhobbies.com
or
www.militaryhobbies.ca in canada