Accutronix Tribal Drilled Night Series Light with Red LED BL01-LDN Housings are machined from 6061 T-6 billet aluminum Chrome or Night Series black anodized that features machined raw aluminum highlights 10 LEDs in each housing 51/4in. L x 1/2in. W; can be wired to run as run/ turn/ brake accent lights Approximately 3/4in. of clearance is required behind the surface these are installed into Housings measure 83/8in. L x 11/2in. W