Flagstaff heavy duty warning whips easily attach to your off-road vehicle to warn others of your vehicle's presence. Warning whips provide quick and easy identification of other vehicles or equipment in your area. Bolt-on mounting for easy attachment. The Flagstaff heavy duty industrial series includes a flexible, white fiberglass whip with a heavy duty flag and mounting base for vehicle attachment. No lamp socket. Flag measures 12" width by 9" height triangular. Available in yellow color. Item weight is 1.3 pounds.