Bradley Lenox Tiered-Locker Revit Family models are available for download as 1 (single), 2, 3, 4, 5 and/or 6-tiered Revit families.
Each Bradley Revit tiered-locker has a variety of locker height options; that are stored as Revit family types: (24" Height, 36" Height, etc)
Once you've chosen the Revit Locker Height - Family Type; the Revit Properties Box has a series of "check-box" instance parameters that set these lockers' options: