Staircase Assembly Clamp

The Triad Staircase Assembly Clamp is a versatile work bench designed and built specifically for the requirement of the staircase assembly process.

Triad’s Staircase Assembly Clamp will accommodate up to 16 risers at a max width of 50 inches. It provides an assembly jig for staircase assembly. The unit is fitted with air-operated clamping cylinders to securely hold the stringers, treads and risers in position for glue and wedge application. Treads and risers are hand fed into position. Seven side retaining members are mounted on each side and are so positioned to allow for two or three nails to be inserted through the stringers into the treads. Custom Sizes available upon request.

Staircase Assembly Clamp


  • Electrical Standard: N/A
  • Air Requirements: .1 CFM at 90 PSI
  • Size: 16″ L x 5’W x 4’H
  • Weight: 1500 lbs.
*Specifications subject to change without notice.

Video Demonstration of Staircase Assembly Clamp


  • Clamping Pressure: 728 lbs.
  • Up to 50″ width capacity
  • Up to 16 risers


  • XL version will accommodate up to 20 risers.
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Do You Have any Questions?

Ask it NOW via our Quick Question Form Or, if you prefer, feel free to call the factory at 1-800-568-7423 ext. 133 Email direct:


Available to help you from 8am-5pm Central time weekdays.

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