6m Aluminum Line Array Speaker Truss Lifting Tower Spigot Truss Support System
This 6-meter line array speaker truss lifting tower is constructed from EN-AW 6082-T6. It reaches a maximum pillar height of 6 meters, constructed from two 3-meter segments of 290*290mm spigot truss. The vertical elevation is managed by a manual handle winch equipped with an aircraft-grade steel cabling. The spigot connection system ensures a precision fit between the 3-meter pillar segments, maintaining structural alignment and minimizing vertical deflection when supporting heavy line array speakers at maximum height.
Connection :
Spigots, Pins, R-clipsProduct Origin :
Guangzhou, ChinaColor :
Sliver/BlackAvailable Length :
6m/8m/10m/12m HeightApplication :
Concerts/Music Festivals/Sporting Events/Temporary Event StructuresProduct Introduction
6m Aluminum Line Array Speaker Truss Lifting Tower Spigot Truss Support System

The speaker truss system is built upon a 4-meter base, utilizing four 2-meter truss segments to create a support footprint for the 6m pillar. To enhance lateral resistance, the configuration includes two 3-meter single-tube outriggers that secure to the main tower via reinforced clamps. This tower system is further stabilized by four adjustable leveling feet, which allow for precision plumbing on uneven surfaces. This specific component layout ensures the tower maintains balance throughout the lifting process.
Product Configuration
| Component Item | Physical Specification | Quantity |
| Pillar Truss | 6m Total Height (2 x 3m Segments), 290*290mm Spigot Truss | 1 Set |
| Base Support Truss | 4m Total Base Width (4 x 2m Segments), 290*290mm Spigot Truss | 1 Set |
| Outriggers | 3m Single Aluminum Tubes with Clamps | 2 Units |
| Handle Winch | Manual Drive withHigh-Tensile Steel Cable | 1 Unit |
| Leveling System | M20/M24 Adjustable Leveling Feet | 4 Units |
| Corner Connector | Heavy-Duty Corner Base Section for Connecting Tower and Base Trusses |
1 Unit |
| Top Section | Head Block with Integrated Heavy-Duty Load Pulleys | 1 Unit |
| Hardware Kit | Complete Set of Spigots, Pins, and R-Clips | 1 Set |
| Bearing Kit | Specialized Bearing Accessories for Winch and Top Section | 1 Set |
Key Components
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| Manual Handle Winch | Top Section | Adjustable Leveling Feet |
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| Single Truss Tube with Clamps | 290*290*2000mm Spigot Truss | Corner Connector |
Product Advantages

⬤ EN-AW 6082-T6 Aluminum: Aluminum provides the necessary rigidity for a 6-meter vertical span while resisting long-term fatigue.
⬤ 4-Meter Wide Stability Base: The extended 4m base trusses significantly increase the tipping resistance and overall stability of the tower during operation.
⬤ 3-Meter Outriggers: These 3m stabilization tubes provide critical diagonal bracing, effectively countering lateral forces and ensuring the pillar remains plumb.
⬤ Mechanical Winch with Auto-Brake: The manual drive system operates independently of power sources.The internal brake automatically secures the load at any height.
Recommended Applications
This 6-meter speaker truss tower is designed for temporary event structures where a freestanding loudspeaker support is required without building a complete roof system.
Typical applications include:
⬤ Outdoor concerts and music festivals
⬤ Corporate events and product launches
⬤ Sporting events
⬤ Public celebrations
⬤ Exhibition venues
⬤ Rental staging companies
⬤ Touring events
Its modular configuration allows different tower heights and layouts to be assembled according to the requirements of each event, providing greater flexibility for temporary productions.
FAQ
1. Can this tower be customized for heights greater than 6 meters?
Yes, for heights exceeding 6 meters, we typically replace the single-tube braces with triangular trusses as outriggers. These 3-chord bracing trusses (triangular trusses) provide significantly higher torsional rigidity and lateral resistance, ensuring the tower remains stable against wind loads and vibration when the center of gravity is higher.
2. Why does the system use 3-meter outriggers with a 4-meter base?
This combination creates a large triangular bracing area. The 4m base provides the primary weight distribution, while the 3m outriggers offer the necessary diagonal support to stabilize the 6m pillar against lateral movement.
3. How do the 3-meter outriggers attach to the tower?
The outriggers are equipped with heavy-duty clamps that attach to the main 290mm pillar truss. This allows for adjustable angles to accommodate different onsite ground conditions.
4. Is the manual winch cable replaceable?
Yes. The winch uses a standard steel cable. It is recommended to inspect the cable regularly and replace it if any fraying or kinking is detected.
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