This stud-mount kit lets you easily mount a Whelen light bar to any flatsurface. It includes hardware and three feet that easily slide intothe channel on the bottom of light bar. Adjust the mount by sliding back andforth through the light bar channel. It raises the light bar 1-1/4″ off thesurface. Complete Kit: Includes all hardware and (3) feet you need to install light bar to any flat surface