This XT-SPM105-170 Adjustable Spacer Male 105 to 170mm is designed to securely connect truss. 

ProX offers a wide array of small to medium temporary roof solutions to suit all types of outdoor events!  Custom temporary roof projects are a specialty of the ProX Engineering Department, which focuses on safety and stability of its designs.

To Fit

Fits most F34, F33, F32, F31 Truss Brands