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Conical truss

ST54L Black Square Truss

0.50 m / 1.64 ft · 520 mm × 520 mm (20.5" × 20.5")

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Model
ST54L-50BLK
Length
0.50 m / 1.64 ft
Outer Dimension
520 mm × 520 mm (20.5" × 20.5")
Main Tube
Ø50 mm, wall 4 mm
Sub Tube
Ø50 mm, wall 2 mm
Brace Tube
Ø30 mm, wall 2 mm
Material
EN AW-6082-T6 Aluminum
Connection
Spigot / pin (conical socket + pin + R-clip)
Finish
Black
Unit Weight
8.3 kg / 18.3 lb per 0.50 m section (measured, excluding accessories)

Price on request

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Product overview

ST54L-50BLK

The ST54L-50BLK is a 0.50 m (1.64 ft) heavy-duty square aluminum box-truss straight section with a 520×520 mm outer profile, manufactured from EN AW-6082-T6 aluminum. It features 50×4 mm main chords, 50×2 mm sub chords, and 30×2 mm brace tubes, matching the SPEEDTRUSS ST54L spigot series for modular mixing. Unit net weight is 8.3 kg (18.3 lb), measured excluding accessories (pins, R-clips, and couplers not included). Ideal for spacing blocks, adapter links, and compact grid transitions.

The spigot/pin end connection uses conical sockets with pins and R-clips for quick assembly. Pins, R-clips, and couplers are sold separately unless stated otherwise. Compatible with ST54 series cube corners and conical couplers. TÜV SÜD and CE certified for professional stage, exhibition, and rental applications.

Always inspect pins and R-clips before use. Configure loads according to the structural plan and manufacturer load charts — do not overload.

Key benefits

  • Shortest 0.5 m section — ideal for spacing, adapters, and compact structures
  • Same ST54L heavy-duty spigot series — mix all lengths for precise modular spacing
  • 520×520 mm square profile with 50×4 mm main tubes for higher load capacity
  • EN AW-6082-T6 aluminum — high strength with lighter weight than steel
  • Spigot/pin quick-lock connection — fast assembly for rental and touring
  • Unit measured weight 8.3 kg / 18.3 lb — excluding pins, R-clips, and couplers

Applications

Stage lighting, exhibition booths, event frames, rental & touring

Compatible accessories

ST54 series cube corners and conical couplers

Certification information

The supplied product information lists TÜV SÜD, CE. Contact us for the applicable documentation.