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 M10-1.5 Light Locks provide anti-theft security for KC FLEX ERA 3, FLEX ERA 4, LZR LEDs, KC Gravity G34/G46/Pro6/Pro-Sport LEDs, and KC FLEX LED Singles/Duals. 100% CNC machined steel with an anti-corrosive Zinc coating.