20.5 x 20.5 in (520 x 520 mm) medium-duty bolted box truss. Fully compatible with other bolted truss brands. Bracing design is two sides with strong horizontal ladder braces and two sides with diagonal bracing. The right choice for larger grids and structures, including various roofing systems and truss frames.

 
Key features and benefits:

• 20.5 x 20.5 in (520 x 520 mm) medium-duty bolted square truss 
• Available in 5, 8 and 10 ft lengths (1.52 m, 2.44 m, 3.05 m)
• Interior & exterior applications 
• Connection kit supplied with straights and corners 
• Compatible with 8001, 8002, 8004, 8007, 8011, 8015, 8016, 8017, 8018, 8020, 8021, 8023, 8031, 8032, 8033, 8034, 8035, 8036, 8037 clamps 
• Claw clamp 50 for in pipe welding on request 
• Compatible with Snap Clamps (8102-8105) 
• Bolted connection kit - bolts, nuts, washers 
• Powder coat finish in any color on request