One of the latest products released by SO Tech.... "Designed in conjunction with the Army's most Elite Units, BLOCS was constructed with durability, high mobility and versatility in mind. BLoCS is a universal system that can be configured to suit any Spec Ops Mission. From direct action to vehicle patrols, even rural/long range operation and rescue.  BLoCS can be modified to suit the individual soldier's preference or specific situation by quickly adding or removing parts. And as with all our products, they come with a lifetime warranty.

The Answer:
Drop leg platform allows for a variety of pouch attachments. Single or double mag shingle, rifle mag pouches, flashbang, dump pouch and holster module are just a few examples. Internal slot allows for the addition of soft armor. Adjustable belt hanger and leg straps keeps panel in place."