
3" Diameter Smooth Aluminum Sign Post
The 3" Diameter Smooth Aluminum Sign Post combines simplicity, strength, and versatility, making it an ideal choice for a wide range of signage applications. Its smooth, streamlined design offers a modern aesthetic while providing exceptional durability to withstand outdoor elements.
This post is crafted from high-quality aluminum, ensuring resistance to rust and corrosion for long-lasting performance in any environment. Whether it’s for municipal streetscapes, private properties, or commercial spaces, this post is a reliable and functional solution. Available in multiple lengths and finishes, it can be customized to suit your unique project needs.

Handcrafted in Michigan
With over 60 years of signs manufacturing experience, we are your complete source for high quality, durable sign posts, made in the USA. Please consult with your county or local municipality for guidelines and regulations for signpost installation.
Specifications
- Material: Premium-grade aluminum for lightweight strength
- Diameter: 3 inches
- Lengths: Multiple sizes available to accommodate different project needs
- Finish Options: Powder-coated in black for durability and style
- Weight: Lightweight construction for easy handling and installation
- Compatibility: Designed to work with standard mounting hardware and signage brackets
Durability and Maintenance
Built with strength and longevity in mind, this aluminum post can handle even the harshest outdoor conditions. The rust-resistant material and durable powder-coated finish ensure that it maintains its appearance and structural integrity for years to come.
To maintain its sleek appearance, simply clean the post periodically with mild soap and water to remove dirt and debris. For minor scuffs or scratches, touch-up paint can be applied to restore its finish. With minimal upkeep, this post will remain a strong, dependable component of your signage system.
Sustainability
Aluminum is not only durable but also sustainable. It is 100% recyclable without losing quality, making it a greener choice for signage projects. Additionally, its lightweight nature reduces fuel consumption during transportation, further lowering its environmental impact.
By choosing the 3" Diameter Smooth Aluminum Sign Post, you’re investing in a long-lasting product that supports eco-friendly practices and reduces waste.
FAQs
What signs are compatible with this post?
3" Diameter Smooth Aluminum Sign Post is compatible with most standard MUTCD-compliant signs and custom signage brackets. Contact us for specific recommendations!
How deep should I bury the post for installation?
We recommend burying 2 feet of the post underground and securing it with concrete for optimal stability.
Are decorative bases or caps available?
Yes! We offer a variety of decorative bases and caps to enhance the appearance of your post.
Can the post be cut to a custom length?
Yes, the 3" Diameter Smooth Aluminum Sign Post can be cut to a custom length if needed. However, we recommend using a professional service to ensure a clean and precise cut.
Does this post come pre-drilled for mounting?
No, the post does not come pre-drilled to allow for maximum flexibility in mounting your signs. You can easily drill holes as needed to suit your specific signage requirements. If you need assistance, our team can guide you through the process.