There are 3 small very strong magnets placed downside of the bag.
This way you can easily take apart your tank bag as a backpack.
Step 1: Gathering Tools
1-A backpack which is not bigger than your tank.
2-Very strong magnets, you need 3 pieces and the surfaces must be clean and polish.
3-Tools for needlework
Step 2: Removing Magnets From the Harddrives
Remove disk plates
Take out two chassis, (3)
Remove the magnet core from the chassis (4)
And finally you have the strong small magnets.
There are two per drive.
Shape is like beam, and placed the rounded part to the corner of the bag.
Test 3 magnets after this step with your fingers.
They have to be really polish and soft,
!!!!be careful non polish magnet can scratch your tank badly!!!!
All done! Test it on your tank!