Contractor. Bulk packed. 12' lengths. Ventilated shelving. Vinyl-coated wire construction. No mounting hardware included. Attached rod allows clothes hangers to slide 1" between supports. Can be installed with fixed mount method using back clips, wall brackets, and support brackets or with the ShelfTrack standard and bracket system. Shelving can be trimmed to desired lengths with hacksaw or bolt cutters. 6-pieces per bulk pack.