How about the Snugpak Rocket Pak System. Here are a couple of reviews.

http://www.oldjimbo.com/Outdoors-Magazine/Snugpak-RocketPak-review.pdf

http://www.zombiehunters.org/forum/viewtopic.php?f=50&t=52319

Or you could get a Karrimor Sabre 45 and purchase the compatible PLCE side pouches and Snugpak yoke separately. It is more expensive though.