50 x 50mm Square Aluminium Sign Posts

50mm square aluminium sign posts for external sign displays and post & Panel installations.

Manufactured from premium *T6005A T6 aluminium alloy, the 50mm posts have a sturdy 2.60mm wall thickness providing a strong foundation for sign installations in a variety of different application.

Our extensive range and aluminium conversion capabilities allow us to provide the 50mm aluminium box section in a selection of pre-cut lengths. We also offer custom lengths on request. 

Powder Coat White - RAL 9016

Powder Coat Black - RAL 9017

Powder Coat Grey - RAL 7005

*exclusing Decro effect posts that are T6082 T6

Post Finishes

Powder Coat

Our most popular finish in our sign post range. Powder coating creates a durable and corrosion resistant coating in an aesthetically pleasing range of colours. As standard our aluminium tubes are available in Black, White & Grey powder coat finish, but we can provide custom powder coat finishes.

Decro Wood Effect

Elevate your sign installations with decro© special effect coatings, designed to seamlessly infuse the authenticity of natural materials into signage, exhibition, and architectural applications. These coatings not only bring a heightened aesthetic appeal but also prioritize sustainability, recyclability, and minimal maintece requirements.

Finish Options

We stock oak & teak finishes as standard. For large orders, a range of finishes is available with a 4 week lead time. 

Key Features 

• No seam or vinyl wrap
• As durable as powder coat
• UV & weather resistant
• Fire Retardant
• High Corrosion Resistance
• Does not swell, rot or warp
• High scratch resistance
• Maintains recyclability
• Will not delaminate
• Maintains uniform weight across finishes
• Lightweight for facades 

Aluminium Sustainability

Aluminium is an infinitely recyclable material, It is the most abundant metallic material on earth making up over 8% of the earths crust. But the recyclable nature of aluminium is not the only important factor when assessing aluminium's sustainability. The process to refine and extrude aluminium is energy intensive and can produce a large CO2 footprint. At Sign Trade Supplies our extrusions use a source billet with carbon footprint 68% lower than the world average. Our extrusions are handled in the 

Packaging & Delivery

Using an automated shrink wrap machine and premium bubble wrap containing atleast 30% recycled content, we achieve unrivalled safe delivery rates. We take the arrival condition of our products extremely seriously and have developed a system to provide the very best quality product to the end user. Our delivery service can deliver sign posts and extrusions across the entire UK, up to 6000mm in length.

 Sizes Available:

50mm x 1000mm
50mm x 1500mm
50mm x 2000mm
50mm x 2500mm
50mm x 3000mm
50mm x 3500mm
50mm x 4000mm
50mm x 4500mm
50mm x 5000mm
50mm x 6000mm