Only Hangers Deluxe Commercial Grade Rolling Z Garment Rack with Nesting Base, 400lb Capacity, Gloss Black GR600-EH 63" Length with Add-On Extra Double Rail, Adjustable Height Chrome Uprights Deluxe Z Rack Features Easy Push-Button Adjustable Height Settings - No Extra Parts or Tools Required Overall Height Adjusts from 70.5" to 84.5" Inches in 5" Increments Same Commercial Grade Construction as our Best-Selling and Popular Standard Z Racks Included Add-On Bar & hardware can be positioned anywhere along the uprights. Nesting Black Base features bumpers and locking wheels Use the same accessories including top & bottom shelves, covers, etc as our Standard Z Racks