Model 031 Seismic Clamping Pipe Attachment 
Brace to Schedule 40 pipe, and can also brace to structural steel, and 12 gauge strut. 
Universal swivel design allows for attachment at any angle and the ability to be used in a lateral or longitudinal bracing configuration. 
UL Listed / FM Approved 

Cross Reference: 
Erico: CSBSTU 
Tolco: 4L