Aluminum Interlocking Sign Brackets
Aluminum Interlocking Sign Brackets
Aluminum Interlocking Sign Brackets

Product Code: z-400

Aluminum Interlocking Sign Brackets

Regular price $73.50
Usually Ships within 2-6 Weeks
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Aluminum interlocking sign brackets are available in styles that fit either 3" or 4" (outer diameter) sign posts. Each order includes a set of 2 brackets. Interlocking sign brackets allow the traffic sign or street sign to be mounted and set at the desired angle without the need to drill through the post. You will find them easy to install, reusable, and long-lasting. Black powder-coat finish. Perfect for neighborhood street sign or traffic sign applications.

 

Aluminum Interlocking Sign Bracket

The Aluminum Interlocking Sign Bracket is a dependable and easy-to-install solution for mounting street name sign blades to posts. Crafted from durable cast aluminum, this bracket is designed to provide a tight, vibration-free grip while offering a clean, professional look. Its two-piece, interlocking design ensures signs stay securely in place—no rattling, no shifting, no hassle.

Ideal for use with both standard and decorative sign posts, this bracket is compatible with a variety of street blade sizes and can be used in municipal, residential, and commercial signage systems. Whether you're replacing a sign or setting up a new streetscape, this bracket ensures a long-lasting, worry-free installation.

 


 

  

 

 

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.

 

Product Specifications

  • Material: Extruded aluminum

  • Finish: Black Powder-Coat

  • Design: Interlocking 2-piece system for seamless mounting

  • Compatibility:

    • Works with any flat aluminum street or traffic sign.

    • Compatible with any street or traffic sign, Example: Stop signs, speed signs, directional signs, etc.

    • Mounts to 3" or 4" diameter posts

  • Hardware Included: Stainless steel bolts, washers, and nuts

  • Installation: Designed to mount street or traffic signs without the need to drill through your posts. Can mount your signs and any angle!

  • Corrosion Resistance: Built to withstand rain, snow, and UV exposure

 

Durability & Maintenance

Made from extruded aluminum, this bracket is built for years of use without warping, rusting, or loosening. It resists corrosion and extreme weather, making it a dependable choice for both urban and rural environments. Maintenance Tips: Wipe down occasionally with mild soap and water to remove dirt and debris. Check bolts periodically for tightness if exposed to high wind or vibration. Touch up powder coating if needed for aesthetic consistency.

 

Sustainability

Aluminum is one of the most sustainable building materials available. Fully recyclable and naturally rust-resistant, our brackets support long-term environmental responsibility. Their long lifespan means fewer replacements, reducing waste and resource use over time.

 

FAQs

What size street blades does this bracket support?
Works with any flat aluminum street or traffic sign.

Is hardware included with the bracket?
Yes, each bracket includes stainless steel bolts and fasteners for quick, secure installation.

Will this bracket work with decorative posts?
Absolutely. This bracket is compatible with Signature Streetscapes’ 3" -4" diameter decorative posts.

Does it require drilling into the sign blade?
No drilling is necessary. The interlocking design clamps securely around the blade, holding it in place without penetrating the sign face.

Can it be used in high-wind environments? Yes, the secure grip and rust-resistant hardware make this bracket ideal for outdoor use in all climates, including windy or coastal areas.

Signature Streetscapes Aluminum Interlocking Sign Bracket

Bracket assists in sign installation without the need to drill through the post. 

Size:

  • 4" Sign Bracket: W: 7.5" x H: 1.25" x D: 5.5 "
  • 3" Sign Bracket: W: 7.5" x H: 1.25" x D: 4.375"

Product Specs

  • Material: Extruded aluminum
  • Finish: Black powder-coated
  • Design: Interlocking 2-piece system for seamless mounting
  • Compatibility: Works with any flat aluminum street or traffic sign and can be used with and 3" or 4" diameter posts.
  • Hardware Included: Stainless steel bolts, washers, and nuts
  • Installation: Works with any flat aluminum street or traffic sign and can be used with and 3" or 4" diameter posts.
  • Corrosion Resistance: Built to withstand rain, snow, and UV exposure

Applications

The Aluminum Interlocking Sign Brackets are perfect for a wide range of applications, including:

  • Municipal Streetscapes – Ensure stability and a professional finish in high-traffic public areas.
  • Residential & HOA Communities – Blend seamlessly with decorative sign posts for upscale neighborhoods.
  • Commercial Campuses – Used in business parks, office complexes, and industrial areas for reliable navigation.
  • Parks & Trail Systems – Ideal for trail markers and wayfinding signs in outdoor environments.
  • New Developments – A must-have component for developers building out community signage systems.

Key Features

Discover what makes our Aluminum Interlocking Sign Bracket a reliable and professional choice for mounting street sign blades in any setting.

  • Interlocking Two-Piece Design – Provides a tight, stable hold without visible hardware on the face of the sign.
  • Heavy-Duty Cast Aluminum – Rustproof and weather-resistant for long-term durability in all environments.
  • Clean, Low-Profile Look – Seamless appearance enhances the aesthetic of street sign installations.
  • Easy Installation – Mounts quickly with included stainless steel hardware—no need for specialized tools.
  • Fits Standard Street Blades – Works with any flat aluminum street or traffic sign and can be used with and 3" or 4" diameter posts.
  • Compatible with Multiple Post Types – Easily attaches to 3" or 4" diameter fluted, smooth posts.

Customer Reviews

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L
Lee
Worked good and came

Worked good and came quickly