Shoulder Purlin Assembly

Shoulder Purlin Assemblies come with a shoulder hex bolt and shoulder nut assembled. Shoulder Purlins are used when sideways forces may occur, in applications to support roof and framing in industrial, commercial and rural buildings.


  • Metric: Dia M12 & Length 30mm
  • Threads: Metric Coarse
  • Strength: Property Class 4.6
  • Material/Finish: Zinc Plated