A Directional Arrow (M6-3) auxiliary sign is mounted below a route sign and any other auxiliary signs in a Directional assembly, and displays a single- or double-headed arrow pointing in the general direction that the route follows. This sign is a horizontal rectangle with either a black legend and border on a white background, a white legend and border on a green background, or a white legend and border on a blue background.
- Retroreflective sign is visible day and night
- Durable, weather-resistant traffic grade aluminum
- Pre-punched with radiused corners and 3/8" mounting holes