Our 400*400mm bolt truss is high‑load square aluminum truss constructed from premium 6061‑T6 aluminum alloy with robust bolt end‑plate connection.
400×400mm large cross‑section delivers superior load‑bearing capacity for long‑span installations, supporting heavy lighting fixtures, line‑array speakers and large event frameworks. Bolt‑plate joints ensure firm, secure connection for safe outdoor and indoor events. Various standard lengths are available, custom‑made lengths are supported.
Mainly used for concert stages, large festival events, big trade‑show pavilions, performance venues, large‑scale backdrop systems and heavy‑duty hanging rigging. Compatible with base plates, corners, sleeves and other truss accessories to build complex multi‑direction structures.
Corrosion‑resistant aluminum finish extends service life. Ideal heavy‑duty modular truss solution for large‑scale professional event projects.
| Matrial | International standard aluminum alloy 6061-T6/6082-T6 |
| Size | 400*400mm |
| Main tube | Ø50*3mm |
| Horizontal/Brace tube | Horizontal tube: Ø50*3mm, brace tube: Ø25*2mm |
| Shape | Straight, arch, round/circle etc. |
| Color | Silver, black or customized |
| Length | 0.5m/1m/2m/2.5m/3m or customized |
| Connection way | Bolt |
| Application | Stage lighting, large exhibition, concert, heavy‑load event structure |
If you have any questions about loading or project solution, please feel free to contact us for quotation.






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