remix from USB Flash Drive Variable Cryptex
80 mm long
36 mm wide over all
can make and use your own combo by slipping the rings off
then back on to the inner rings
added 4 micro sd card slots to the usb hole.
added my own parts tray so u can swap and go
or add cash toys etc.
tight fit need to clean edges and slide in and out few times.
green arrow shows where u might need to trim to get end cap on
tight fit need to clean edges and side in and out few times