KC?s LKZ Light Lock accessory line provides peace of mind to consumers wary of potential theft of their lighting investment. With our 100% CNC machined steel construction and anti-corrosive Zinc coat, KC light locks are designed to last, keeping your light investment safe for many years to come. KC LKZ M8-1.25 Light Locks provide anti-theft security for all FLEX LED and Gravity LED Pro6 Light Bars. Made from 100% CNC machined steel with an anti corrosive Zinc coating for long lasting performance and durability. Light Locks Not Compatible with KC 05-18 Toyota Tacoma and 09-16 Ford F-150/Raptor Overhead Brackets