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8 Foot Fiberglass Crossarm | 5 in x 5 in x 8 ft | Hardware Included | Fits 5 to 9 in Diameter Poles

SKU: LLS-WG-CP-CROSSARM-5x5x8-9D | Web ID: 2507
Starting at: $748.33
Minimum Order: 4
Minimum Order Total: $2,993.32
Availability: 12 In Stock Ships 2-3 weeks
This 8 foot fiberglass crossarm is a strong choice for outdoor lighting or electrical support on fiberglass or wood poles up to 9 inches in diameter, especially in environments exposed to weather, moisture, or corrosive elements. Its non-conductive, fire-resistant FRP construction ensures electrical safety and structural reliability, while the UV protective coating and galvanized hardware minimize maintenance and extend service life. The crossarm's ability to flex under wind load without permanent deformation is valuable in storm-prone areas. It is well suited for commercial, industrial, and utility sites where durability, safety, and low maintenance are priorities.

Dwayne Kula | President, CTO and Founder

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Product Description

Fire Rated Pole - Engineered for Flame Resistance in High-Risk ZonesWind Rated Pole - Designed to Withstand High Wind Loads7 Year Unlimited Usage Warranty

Key Features

  • Material: Fiberglass
  • Pole Color: Bronze | Black | White | Gray | Custom
  • Length: 8 feet
  • Width: 5 inches
  • Height: 5 inches
  • Max Pole Diameter: 9 inches
  • Max Pole Circumference: 28.25 inches
  • Material: Fiberglass
  • Threaded Rod: 12 in x 3/4 in
  • Weight: 33 lbs
  • Brackets: Included
  • Color: Bronze, Black, White, Grey, (Custom)
  • Warranty: 7 years

8 Foot fiberglass crossarms include galvanized connection hardware and end caps. They are available in bronze, black, white or grey. Built with high strength FRP these crossarms are designed to attach to fiberglass or wood poles with a diameter of up to 9 inches.

Durable Construction

  • Lightweight, easier to unload and install saving on labor costs
  • Does not rot, rust, or corrode.
  • Non-conductive
  • Does not break down with age, coated in 25-year UV protective paint
  • Stronger than equivalent steel in compression and tension, providing excellent durability and longevity in high wind conditions
  • Designed to bend, not break, meaning that poles can naturally bend due to weather conditions and will return to their original form
  • Fire resistance: poles do not sustain a flame as there is no fuel source for fire
  • Color selection: Bronze, Black White or Grey

Product Includes

  • [1] Crossarm Bracket
  • [2] 12 in x 3/4 in threaded rods for attaching bracket to pole
  • [2] 6 3/8 in x 3/4 in bolts for attaching crossarm to bracket
  • [2] End Caps


Delivery is made with a flatbed truck and the customer is responsible for offloading. Offloading requires a fork lift or appropriate similar vehicle to offload - customer supplied. Customers are responsible for any costs associated with delivery rescheduling because of improper scheduling or not having the proper offloading equipment or area to store poles available at the time of delivery. Please contact a sales representative prior to purchasing to ensure all the project details are clear.

Pricing: Does not include cost of shipping. Shipping is available to the lower 48 USA states. We can supply a budgetary shipping quote or a firm shipping quote that is good for 14 days.


Web ID: 2507

Product Overview

The 8 Foot Fiberglass Crossarm is designed for use in post top lighting and architectural site lighting applications. It features a robust fiberglass construction that is non-conductive, UV resistant, and fire resistant. This crossarm is suitable for poles with diameters ranging from 5 to 9 inches, making it versatile for various installations. The product includes all necessary mounting hardware, ensuring a straightforward installation process.

Core Performance and Output

This fiberglass crossarm offers excellent structural capacity, supporting poles with a maximum diameter of 9 inches. Its fiberglass material provides superior strength in both compression and tension, outperforming equivalent steel in high wind conditions. The crossarm's non-conductive nature enhances safety, while its UV-resistant coating ensures long-term durability. It is designed to bend rather than break, allowing it to withstand environmental stresses and return to its original form.

Adjustability and Control Options

The crossarm comes with adjustable brackets and mounting hardware, allowing for precise alignment during installation. The included threaded rods and bolts facilitate secure attachment to the pole, ensuring stability and reliability. While the crossarm itself does not offer control options, its design supports various lighting fixtures that may include dimming or control features.

Longevity and Reliability

Constructed from high-strength fiberglass, this crossarm is built to last. It does not rot, rust, or corrode, making it ideal for long-term use in outdoor environments. The 25-year UV protective paint ensures that the crossarm maintains its structural integrity and appearance over time. Additionally, its fire-resistant properties contribute to its reliability in various conditions.

Build Quality and Physical Characteristics

The crossarm measures 8 feet in length, with a width and height of 5 inches each. It weighs 33 lbs, making it lightweight and easy to handle during installation. Available in bronze, black, white, and grey, the crossarm can be customized to match the aesthetic requirements of different sites. The included end caps and galvanized connection hardware enhance its overall build quality.

Where This Product Fits Best

This fiberglass crossarm is well-suited for environments where non-conductive and corrosion-resistant materials are essential. It is commonly used in areas requiring durable and reliable support for lighting fixtures.
  • post top lighting
  • architectural site lighting
  • decorative outdoor lighting
  • pedestrian area lighting
The crossarm's non-conductive and UV-resistant properties make it ideal for outdoor applications, particularly in areas with high wind conditions or corrosive environments.

Installation and Long-Term Use

Installation of the fiberglass crossarm is straightforward, with all necessary hardware included. The lightweight design reduces labor costs and simplifies handling. Over time, the crossarm's resistance to environmental factors such as UV exposure and corrosion ensures minimal maintenance requirements. Its ability to bend and return to form under stress enhances its longevity in challenging conditions.

How This Fixture Is Commonly Used

The crossarm is typically mounted at heights suitable for post top and architectural site lighting applications. Its spacing and layout depend on the specific lighting fixtures used, but it generally supports a wide range of configurations. While higher mounting heights may reduce the number of fixtures needed, they can also increase the potential for glare, depending on the fixture type.

Safety, Certifications, and Warranty

The fiberglass crossarm is non-conductive and fire-resistant, enhancing safety in its applications. It comes with a 7-year warranty, providing assurance of its quality and durability. The product's design and materials meet industry standards for outdoor lighting support structures.

Frequently Asked Questions

Q: What is the maximum pole diameter this crossarm can support

A: The crossarm can support poles with a diameter of up to 9 inches.

Q: Is the crossarm resistant to UV exposure

A: Yes, it is coated with a 25-year UV protective paint to ensure long-term durability.

Q: What materials are included with the crossarm for installation

A: The product includes brackets, threaded rods, bolts, and end caps for secure installation.

Q: Can this crossarm be used in corrosive environments

A: Yes, its fiberglass construction is resistant to corrosion, making it suitable for such environments.

Application Questions and Clarification

Q: What types of lighting fixtures can be mounted on this crossarm

A: The crossarm is designed to support various post top and architectural site lighting fixtures.

Q: How does the crossarm perform in high wind conditions

A: It is stronger than equivalent steel in compression and tension, providing excellent durability in high wind conditions.

Q: Is the crossarm suitable for use in coastal areas

A: Yes, its non-corrosive properties make it ideal for coastal environments.

Q: What is the warranty period for this crossarm

A: The crossarm comes with a 7-year warranty.