Cobra Storage, Garage Door Rack, 21 Inches Each package includes 1 set of Cobra Racks with clamping hardware on standard garage door panels.Insulated panels require self tapping screws (not included). Made in the USA with durable, high strength ABS material. All hardware included for easy, no tool, installation on standard garage doors. If the door is a hard insulated or wood door self tapping screws are not included but can be shipped at no cost. Protects your equipment from damage. Can also be installed on walls and ceilings