Description
The W21-4 is a "SLOW MOVING VEHICLE" Black on Orange Construction Sign. Maximum reflectivity based on type 11 cubed sheeting and .080 aluminum.
Features
- Type 11 Black on Fluorescent Orange
- .080 5052-H38 Alodine Treated Aluminum
- Radius per Sign Size
- Meets MUTCD Standards
- 3/8" round holes
