Housings are machined from 6061 T-6 billet aluminum Three-wire LED unit on each light includes 10 LEDs and measures 51/4" L x 1/2" W; can be wired as run/turn/brake lights Approximately 3/4" of clearance is required behind the surface these are installed into Made in the U.S.A. May require load equalizer or turn signal controller depending upon application.. LIGHT BAG TRIBAL DRIL BLK