These lockdown assemblies secure individual LED bricks to the Traffic Commanderfour-panel frame. Each lockdown features a tamper-resistant snake eyesecurity fastener which requires a spanner bit #14 for removal. Featuring noloose parts, the lockdown assembly holds each panel firmly in position, and thespanner fastener discourages theft. A standard screwdriver will not work toremove a lockdown, giving operators peace of mind their investment isprotected. SafeAll replacement part Four-piece assembly No loose parts Spanner bit #14 required for removal