These brackets allow you to easily mount an LED light bar to a flat surface or tube. Laser cut from 3/16" steel. Brackets are 3.5" tall so you can cut them down to fit for your specific application. Hole slot and opening fits a 5/16" bolt. The notch on one side allows you to mount larger 40" and 50" bars easily by yourself.
Choose either flat base, or radius base. Radius fits 1.75" tube, center-of-hole to top of radius is 2-7/8". Flat base center-of-hole to base is 2-5/8".