Download and review the Bradley Lenox-Cubby Locker Revit family, the level of visual detail and the designer-user options.
One 2-tier Cubby Locker family with 9 width & depth sizes (12x12, 15x18, 18x12, etc) and 5 height variations produces 45 different product models.
Lockers include assigned rendering materials for both the cabinet & locker shelves.
Download complete Lenox Locker Revit Material Catalog (refer to link below)
Cabinet Options: Sloped Top Panel, Flat Top Panel, Left and/or Right Side Panels,
3 Base Options: 3", 4" or None