The back:
Dial the combination in and pull up the shackle, then you can screw in the screw at the top right and slide off the back cover:
Hmmmmm:
You can't take this lock apart without some grinding and prying, and here is the lock after the grinding and prying:
Close up of the back plate:
Close up of the body:
The lock when locked:
The discs:
Various parts:
The discs in order:
A single disk:
sheeesh