How to get MBSS Backpack

Traded at 2

Settlement	Level	Cost	In exchange for
The Bar	1	25,000	1× Errand Junior Backpack 37× Remains of a Radio Transmitter 108× Sprig of Chernobyl Chamomile 11× Alpha Data Fragment 54× Pickle
The Bar	1	35,000	52× Remains of a Radio Transmitter 151× Sprig of Chernobyl Chamomile 15× Alpha Data Fragment 75× Pickle