Order a master key for the cabinet, it gives you the opportunity to always have access to all compartments.
A lost key can cause a lot of problems otherwise, e.g. force you to break a compartment up.
To avoid this just keep your master key in a safe and familiar place, e.g. in a lockable key cabinet with code lock.
Outer height in mm
Outer width in mm
Outer depth in mm
Inner height in mm
Inner width in mm
Inner depth in mm
Weight