Dayboard channel marker (Port Side) isosceles triangle marker are made with durable rust proof .080 aluminum and 3M High Intensity sheeting. US Barricade channel markers exceed all U.S. Coast Guard specifications for marine and Intracoastal Waterway navigation. For more information on channel markers call 800-947-1464, made in the United States.

Specifications:

• Channel Marker Sizes - 24"x 24", 30"x 30", 36"x 36" and 48"x 48".
• Aluminum thickness .080 GA. with optional .100 GA and .125 GA
• All markers carry full warranty to last for years.
• Mounting holes centered top and bottom for easy installations.
• Optional aluminum thickness available upon request.
• Made with High Intensity sheeting.
• All reflective channel markers comply with the latest Coast Guard specifications.
• Made in the United States of America